{"title":"Chevrolet, (2011-2014), LML, Engine, Valve Train","description":"","products":[{"product_id":"siverado-sierra-2500-3500-01-10-6-6l-heavy-duty-rod-bolt-kit-gator-fasteners","title":"Gator Fasteners RBK66 Heavy Duty Rod Bolt Kit (2001-2016 6.6L Duramax)","description":"\u003cp\u003eSiverado\/Sierra 2500\/3500 2001-10 6.6L Heavy Duty Rod Bolt Kit Gator Fasteners If you are wanting to keep your 6.6L Duramax on the road for the long haul, you need the high quality parts like these Gator Fastener Rod Bolts.\u003c\/p\u003e\n\u003cp\u003eThese head studs have a much higher strength and will not stretch like the factory bolts will.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2001-2016 Chevy\/GMC Diesel\u003c\/li\u003e\n\u003cli\u003eDuramax\u003c\/li\u003e\n\u003cli\u003e6.6 Liter\u003c\/li\u003e\n\u003cli\u003eSteel\u003c\/li\u003e\n\u003cli\u003ePowdercoat Black\u003c\/li\u003e\n\u003cli\u003eKit\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Gator Fasteners","offers":[{"title":"Default Title","offer_id":49654630318368,"sku":"RBK66","price":263.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/gator-fasteners-rbk66-heavy-duty-rod-bolt-kit-2001-2016-duramax-2324573.jpg?v=1779551050"},{"product_id":"mahle-224-3935wr-piston-with-rings-standard-2011-2016-duramax","title":"MAHLE 224-3935WR Piston With Rings (Standard) (2011-2016 6.6L Duramax)","description":"\u003cdiv\u003eThe MAHLE 224-3935WR Piston With Rings are a high quality replacement for the worn out or damaged piston and rings in your 2011-2016 GM 6.6L Duramax LML\/LGH. All of MAHLE Original Pistons are manufactured to exacting specifications with coated skirts to minimize friction \u0026amp; scuffing and feature a factory quality construction with the same excellent factory piston features. Prices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eFeatures: \u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eCoated Skirt \u003c\/li\u003e\n\u003cli\u003eBore: Standard\u003c\/li\u003e\n\u003cli\u003ePiston With Rings \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eNotes: \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003eGM Cross Reference: 19256948\/19256949\/19260446\/19301155\u003c\/div\u003e\n\u003cdiv\u003ePrices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered.\u003c\/div\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":51126145941792,"sku":"224-3935WR","price":152.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/mahle-224-3935wr-piston-with-rings-standard-2011-2016-duramax-8466975.jpg?v=1779544457"},{"product_id":"mahle-224-3935wr-0-50mm-piston-with-rings-50mm-2011-2016-duramax","title":"MAHLE 224-3935WR-0.50MM Piston With Rings (.50MM) (2011-2016 6.6L Duramax)","description":"\u003cdiv\u003eRefresh the engine in your 2011-2016 GM 6.6L Duramax LML\/LGH when you install the MAHLE 224-3935WR-0.50MM Piston With Rings (.50MM). MAHLE Original Pistons are manufactured with coated skirts to decrease friction and scuffing to strict specifications using all the OE features to meet or exceed the factory OE specifications. Prices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered.    \u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eFeatures: \u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eCoated Skirt \u003c\/li\u003e\n\u003cli\u003ePiston With Rings \u003c\/li\u003e\n\u003cli\u003eBore: .50MM Oversized \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eNote:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003ePrices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered. \u003c\/div\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":51139430220064,"sku":"2243935WR050MM","price":152.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/mahle-224-3935wr-050mm-piston-with-rings-50mm-2011-2016-duramax-9234655.jpg?v=1779544452"},{"product_id":"mahle-42160-complete-piston-ring-set-standard-2001-2016-duramax","title":"MAHLE 42160 Complete Piston Ring Set (Standard) (2001-2016 6.6L Duramax)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe MAHLE 42160 Complete Piston Ring Set (Standard) ensures your 2011-2016 GM 6.6L Duramax LGH\/LML maintains a factory performance. The rings included in the Complete Piston Ring Set are pre-lapped so they seat quickly. Constructed to OE specifications, the Complete Piston Ring Set is a factory replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eFeatures:\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eOE Quality \u003c\/li\u003e\n\u003cli\u003ePre-Lapped\u003c\/li\u003e\n\u003cli\u003eSold as a Set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":51139570598176,"sku":"42160","price":359.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/mahle-42160-complete-piston-ring-set-standard-2001-2016-duramax-4746293.jpg?v=1779544387"},{"product_id":"mahle-224-3935wr-0-25mm-piston-with-rings-25mm-2011-2016-duramax","title":"MAHLE 224-3935WR-0.25MM Piston With Rings (.25MM) (2011-2016 6.6L Duramax)","description":"\u003cdiv\u003eBreathe life back into the tired engine of your 2011-2016 GM 6.6L Duramax LML\/LGH when you install the MAHLE 224-3935WR-0.25MM Piston With Rings (.25MM). All MAHLE Original Pistons are built to strict tolerances with coated skirts to lessen friction and scuffing and come with GM quality construction with the same high-end factory GM piston features. Prices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered.   \u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eFeatures: \u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eCoated Skirt \u003c\/li\u003e\n\u003cli\u003ePiston With Rings \u003c\/li\u003e\n\u003cli\u003eBore: .25MM Oversized \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eNote: \u003c\/span\u003ePrices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered. \u003c\/div\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":51140658168096,"sku":"2243935WR025MM","price":152.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/mahle-224-3935wr-025mm-piston-with-rings-25mm-2011-2016-duramax-7784095.jpg?v=1779544333"},{"product_id":"mahle-224-3985wr-0-25mm-piston-with-rings-25mm","title":"MAHLE 224-3985WR-0.25MM Piston With Rings (.25MM) 2011-2016 6.6L Duramax)","description":"\u003cdiv\u003eThe MAHLE 224-3985WR-0.25MM Piston With Rings (.25MM) offer reduce compression for your modified 2011-2016 GM 6.6L Duramax. All MAHLE Original Pistons are manufactured to the most stringent tolerances with coated skirts to minimize friction and scuffing. With GM quality construction and the same high-quality factory GM piston features, these piston are designed to perform. Prices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered.    \u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eFeatures:  \u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003ePiston With Rings \u003c\/li\u003e\n\u003cli\u003eReduced Compression  \u003c\/li\u003e\n\u003cli\u003eBore: .25MM Oversized  \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eNote:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003ePrices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered. \u003c\/div\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":51141224202528,"sku":"2243985WR025MM","price":133.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/mahle-224-3985wr-025mm-piston-with-rings-25mm-2011-2016-duramax-9836468.jpg?v=1779544271"},{"product_id":"mahle-224-3935wr-0-75mm-piston-with-rings-75mm-2011-20116-duramax","title":"MAHLE 224-3935WR-0.75MM Piston With Rings (.75MM) (2011-20116 6.6L Duramax)","description":"\u003cdiv\u003eRestore the lost power in your 2011-2016 GM 6.6L Duramax LML\/LGH when you install the MAHLE 224-3935WR-0.75MM Piston With Rings (.75MM). These MAHLE Pistons offer coated skirts to reduce friction and scuffing to the cylinder walls and are manufactured to strict stock specification to meet or exceed factory quality. Prices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered.    \u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eFeatures: \u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eCoated Skirt \u003c\/li\u003e\n\u003cli\u003ePiston With Rings \u003c\/li\u003e\n\u003cli\u003eBore: .75MM Oversized \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eNote: \u003c\/span\u003ePrices are shown per piston. MAHLE Pistons are only sold in full sets. Quantity of (8) must be ordered. \u003c\/div\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":51141351538976,"sku":"2243935WR075MM","price":144.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/mahle-224-3935wr-075mm-piston-with-rings-75mm-2011-20116-duramax-5879247.jpg?v=1779544273"},{"product_id":"xdp-xd315-street-performance-pushrods-3-8-2001-2016-duramax","title":"XDP Street Performance Pushrods (3\/8\", 7\/16\") (2001-2016 Duramax)","description":"\u003cdiv class=\"cmp-product-force-font\"\u003eThe XDP Street Performance Pushrods (3\/8\") XD315 eliminate the weak link in the valvetrain of your 2001-2016 GM 6.6L Duramax. The factory pushrods in your Duramax engine can hardly handle stock output levels. The increased cylinder pressure, high engine RPM, and increased valve spring pressures of your modified Duramax can quickly push the limits of your stock pushrods. Even in moderate builds, the factory pushrods can flex, robbing you of power. In most cases your pushrods won't show signs of failure, and the excessive flex is not visible to the naked eye. Just because you can't see it, does not mean that your factory pushrods are able to handle the load! Don't let a bent pushrod be the reason you need a complete tear down, upgrade today!\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThe XD315 Pushrods are expertly handcrafted using only the highest quality materials. Featuring a seamless 4130\/4135 chromoly construction that is cold drawn over a mandrel for maximum durability. Each tip is CNC machined from 86L20 bar stock that is core hardened and triple tempered for the ultimate wear and impact resistance. These extra processes during manufacturing produce a pushrod that is stronger and more durable than your factory pushrods so you can get the most out of your Duramax engine. \u003cbr\u003e \n\u003cdiv\u003e\n\u003ch5\u003eFeatures: \u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eSupports 750HP \u003c\/li\u003e\n\u003cli\u003e170,000 PSI Tensile Strength \u003c\/li\u003e\n\u003cli\u003e4130\/4135 Chromoly Construction \u003c\/li\u003e\n\u003cli\u003e3\/8\" x .095\", 9.430\" Overall Length\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cstrong\u003eInstallation Notes: \u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003eThese Pushrods are a direct replacement for the factory pushrods in your engine. \u003c\/div\u003e\n\u003cdiv\u003ePlease consult the factory service manual for removal, installation and valve adjustment instructions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003e\n\u003ca href=\"https:\/\/www.xtremediesel.com\/xtreme-diesel-performance-xdp-product-warranty-availability#warranty\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003eManufacturer Warranty*:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003cbr\u003e2 Year \/ Unlimited Mileage\u003c\/div\u003e","brand":"XDP MFG","offers":[{"title":"3\/8\"","offer_id":51324986229024,"sku":"XD315","price":349.99,"currency_code":"USD","in_stock":true},{"title":"7\/16\"","offer_id":51324986261792,"sku":"XD316","price":378.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/xdp-street-performance-pushrods-38-716-2001-2016-duramax-5705907.webp?v=1779541628"},{"product_id":"xdp-xd384-hd-billet-rocker-arm-valve-bridge-set-2001-2024-duramax","title":"XDP XD384 HD Billet Rocker Arm Valve Bridge Set (2001-2024 Duramax)","description":"\u003cdiv class=\"cmp-product-force-font\"\u003e\n\u003cdiv\u003eThe XDP HD Billet Rocker Arm Valve Bridge Set XD384 will greatly improve the factory valvetrain in your modified GM 6.6L Duramax LB7\/LLY\/LBZ\/LMM\/LML\/L5P. The OE rocker arm bridges in your valvetrain were designed for stock output levels. Once modified, your Duramax engine can quickly produce more stress and load than the factory rocker arm bridges were made to handle. The XDP rocker arm bridges are CNC-machined out of hardened 4140 chromoly for extreme strength. Each set is  then Nitride coated to minimize friction and provide added protection. Sold as a set.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eFeatures:\u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eNitride Coating\u003c\/li\u003e\n\u003cli\u003eSold As Complete Set\u003c\/li\u003e\n\u003cli\u003eBillet 4140 Chromoly Construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eApplication Note:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003eDesigned for stock rocker arms only.\u003c\/div\u003e\n\u003cdiv\u003eWill not work with aftermarket rocker arms.\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003e\n\u003ca href=\"https:\/\/www.xtremediesel.com\/xtreme-diesel-performance-xdp-product-warranty-availability#warranty\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003eManufacturer Warranty*:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003cbr\u003e2 Year \/ Unlimited Mileage\u003c\/div\u003e","brand":"XDP MFG","offers":[{"title":"Default Title","offer_id":51325458841888,"sku":"XD384","price":459.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/xdp-xd384-hd-billet-rocker-arm-valve-bridge-set-2001-2024-duramax-6057829.jpg?v=1779541630"},{"product_id":"xdp-xd385-hd-rocker-arm-shafts-2001-2024-duramax","title":"XDP XD385 HD Rocker Arm Shafts (2001-2024 Duramax)","description":"\u003cdiv class=\"cmp-product-force-font\"\u003e\n\u003cdiv\u003eThe XDP HD Rocker Arm Shafts XD385 are specially designed to minimize the common oiling issues in the GM 6.6L Duramax LB7\/LLY\/LBZ\/LMM\/LML\/L5P engines. From the factory, the oil supply to the rocker arm is shut off as the valve is opened. This lack of lubrication can cause excessive wear on your valvetrain and premature failures, especially in high performance applications.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eThe XDP Shafts feature revised oil grooves that align with the oil hole in the bushing so you maintain a consistent oil supply. These shafts are manufactured from hardened 4130 chromoly for extreme durability. Each shaft comes ready to install and has threaded pipe plugs at each end so the shafts can be cleaned, inspected, and hot tanked during an engine rebuild. \u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch5\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/h5\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eCNC Machined\u003c\/li\u003e\n\u003cli\u003e.250\" Wall Thickness\u003c\/li\u003e\n\u003cli\u003e4130 Chromoly Steel Construction \u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003e\n\u003ca href=\"https:\/\/www.xtremediesel.com\/xtreme-diesel-performance-xdp-product-warranty-availability#warranty\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003eManufacturer Warranty*:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003cbr\u003e2 Year \/ Unlimited Mileage\u003c\/div\u003e","brand":"XDP MFG","offers":[{"title":"Default Title","offer_id":51325555605792,"sku":"XD385","price":484.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/xdp-xd385-hd-rocker-arm-shafts-2001-2024-duramax-9246496.jpg?v=1779541630"},{"product_id":"xdp-xd386-performance-valve-springs-retainer-set-2001-2016-duramax","title":"XDP XD386 Performance Valve Springs \u0026 Retainer Set (2001-2016 Duramax)","description":"\u003cdiv class=\"cmp-product-force-font\"\u003e\n\u003cdiv\u003eThe XDP Performance Valve Springs \u0026amp; Retainer Kit XD386 are a perfect upgrade for your modified 2001-2016 GM 6.6L Duramax. Camshaft upgrades and other modifications that increase boost require more valve control. The XDP Performance Valve Spring feature a conical design for better valve control than a standard straight spring. The conical design also allows for smaller and lighter spring retainers. Each spring undergoes a stress relief process and is computer load mapped, to ensure quality and long-term reliability. Each  spring is matched within 1 lb of seat pressure to ensure consistency. Sold as a complete set with valve springs, retainers, and locks.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch5\u003eFeatures: \u003c\/h5\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e125 Lb. Seat Pressure\u003c\/li\u003e\n\u003cli\u003eConical Spring Design \u003c\/li\u003e\n\u003cli\u003ePerformance Valve Spring Kit\u003c\/li\u003e\n\u003cli\u003eEssential For Elevated Boost Levels \u003c\/li\u003e\n\u003cli\u003eComplete Set (Springs, Locks \u0026amp; Retainers)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eSpecifications:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003eInstalled Height: 1.610”\u003c\/div\u003e\n\u003cdiv\u003eInstalled Pressure: 125lbs \u003c\/div\u003e\n\u003cdiv\u003e210lbs @ 1.110” \u003c\/div\u003e\n\u003cdiv\u003eCoil Bind: 1.050”\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"cmp-product-force-font\"\u003e\n\u003ca href=\"https:\/\/www.xtremediesel.com\/xtreme-diesel-performance-xdp-product-warranty-availability#warranty\"\u003e\u003cspan\u003e\u003cstrong\u003e\u003cu\u003eManufacturer Warranty*:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003cbr\u003e2 Year \/ Unlimited Mileage\u003c\/div\u003e","brand":"XDP MFG","offers":[{"title":"Default Title","offer_id":51333319622944,"sku":"XD386","price":675.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/xdp-xd386-performance-valve-springs-retainer-set-2001-2016-duramax-6320941.jpg?v=1779541570"},{"product_id":"ppe-110090050-valve-spring-kit-2001-2016-duramax","title":"PPE 110090050 Valve Spring Kit (2001-2016 Duramax)","description":"\u003cp\u003eUpgraded conical spring kit for the 2001-2016 GM 6.6L Duramax. The conical valve springs with higher spring rate and the lighter weight of valve train components result in sharper response and eliminate valve float under high engine RPMs. These stiffer springs have an installed pressure of 125 pounds and handle 60+ psi of boost.\u003c\/p\u003e\n\u003cp\u003eThe spring retainers and seats are made of high-strength chromoly steel to handle the increased spring pressure. The FKM valve seals are tailored to the Cast Iron Heads’ valve guides for a tight seal.\u003c\/p\u003e\n\u003cp\u003eEach kit services two complete cylinder heads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e32 springs\u003c\/li\u003e\n\u003cli\u003e32 spring retainers\u003c\/li\u003e\n\u003cli\u003e32 spring seats\u003c\/li\u003e\n\u003cli\u003e32 sets of keepers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":51542552936736,"sku":"110090050","price":539.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/ppe-110090050-valve-spring-kit-2001-2016-duramax-5640846.webp?v=1779540850"},{"product_id":"ppe-110090080-valve-valve-spring-kit-2001-2016-duramax","title":"PPE 110090080 Valve \u0026 Valve Spring Kit (2001-2016 Duramax)","description":"\u003csection id=\"shopify-section-template--17884473229555__product-template\" class=\"shopify-section\"\u003e\n\u003cdiv class=\"product-template template-default\" data-section-type=\"product-template\" data-section-id=\"template--17884473229555__product-template\" data-test=\"5\"\u003e\n\u003cdiv class=\"product-template_wrapper\"\u003e\n\u003cdiv class=\"product\"\u003e\n\u003cdiv class=\"product-description\"\u003e\n\u003cdiv class=\"tab-panel js-tab-panel\"\u003e\n\u003cdiv class=\"product_tab-contents\"\u003e\n\u003cdiv class=\"tab-contents js-tab-contents\"\u003e\n\u003cdiv class=\"js-tab-content tab-contents_item  active\" id=\"product_description_tab_1\"\u003e\n\u003cp\u003eUpgraded conical spring and valve kit for the 2001-2016 GM 6.6L Duramax. The conical valve springs with higher spring rate and the lighter weight of valve train components result in sharper response and eliminate valve float under high engine RPMs. These stiffer springs have an installed pressure of 125 pounds and handle 60+ psi of boost. All valves are fully nitridated and Stellite-Alloy-reinforced for superior durability and reliability.\u003c\/p\u003e\n\u003cp\u003eThe spring retainers and seats are made of high-strength chromoly steel to handle the increased spring pressure. The FKM valve seals are tailored to the Cast Iron Heads’ valve guides for a tight seal.\u003c\/p\u003e\n\u003cp\u003eEach kit services two complete cylinder heads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e16 intake valves\u003c\/li\u003e\n\u003cli\u003e16 exhaust valves\u003c\/li\u003e\n\u003cli\u003e32 springs\u003c\/li\u003e\n\u003cli\u003e32 spring retainers\u003c\/li\u003e\n\u003cli\u003e32 spring seats\u003c\/li\u003e\n\u003cli\u003e32 sets of keepers\u003c\/li\u003e\n\u003cli\u003e32 valve seals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"js-tab-content tab-contents_item\" id=\"product_description_static_tab_1\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cdiv id=\"shopify-section-template--17884473229555__1749227114ae664135\" class=\"shopify-section\"\u003e\u003c\/div\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":51542756229408,"sku":"110090080","price":809.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/ppe-110090080-valve-valve-spring-kit-2001-2016-duramax-7460918.webp?v=1779540851"},{"product_id":"ppe-110090053-straight-valve-spring-kit-2001-2016-duramax","title":"PPE 110090053 Straight Valve Spring Kit (2001-2016 Duramax)","description":"\u003cp\u003eThis is the spring kit that comes standard with the PPE Cast Iron Cylinder Heads. Kit features straight valve springs with an installed pressure of 85-90 pounds, which offers higher responsiveness and better boost handling.\u003c\/p\u003e\n\u003cp\u003eThe spring retainers and seats are made of case-hardened high-strength chromoly steel for superior wear resistance. The FKM valve seals are tailored to the Cast Iron Heads’ valve guides for a tight seal.\u003c\/p\u003e\n\u003cp\u003eEach kit services two complete cylinder heads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKit includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e32 springs\u003c\/li\u003e\n\u003cli\u003e32 spring retainers\u003c\/li\u003e\n\u003cli\u003e32 spring seats\u003c\/li\u003e\n\u003cli\u003e32 sets of valve keepers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":51581268820256,"sku":"110090053","price":539.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/ppe-110090053-straight-valve-spring-kit-2001-2016-duramax-1421187.webp?v=1779540734"},{"product_id":"ppe-110090083-valve-straight-valve-spring-kit-2001-2016-duramax","title":"PPE 110090083 Valve \u0026 Straight Valve Spring Kit (2001-2016 Duramax)","description":"\u003cp\u003eThis is the valve and spring kit that comes standard with the PPE Cast Iron Cylinder Heads. Kit features straight valve springs with an installed pressure of 85-90 pounds, which offers higher responsiveness and better boost handling. All valves are fully nitridated, 21-4N super alloy exhaust valves.\u003c\/p\u003e\n\u003cp\u003eThe spring retainers and seats are made of case-hardened high-strength chromoly steel for superior wear resistance. The FKM valve seals are tailored to the Cast Iron Heads’ valve guides for a tight seal.\u003c\/p\u003e\n\u003cp\u003eEach kit services two complete cylinder heads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKit includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e16 intake valves\u003c\/li\u003e\n\u003cli\u003e16 exhaust valves\u003c\/li\u003e\n\u003cli\u003e32 springs\u003c\/li\u003e\n\u003cli\u003e32 spring retainers\u003c\/li\u003e\n\u003cli\u003e32 spring seats\u003c\/li\u003e\n\u003cli\u003e32 sets of valve keepers\u003c\/li\u003e\n\u003cli\u003e32 valve seals\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pacific Performance Engineering","offers":[{"title":"Default Title","offer_id":51581586211104,"sku":"110090083","price":809.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/3043\/6640\/files\/ppe-110090083-valve-straight-valve-spring-kit-2001-2016-duramax-1465361.webp?v=1779540732"}],"url":"https:\/\/www.southerndieselsupply.com\/collections\/chevrolet-2011-2014-lml-engine-valve-train.oembed","provider":"Southern Diesel Supply","version":"1.0","type":"link"}