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6.7L (2019-2024)
6.7L (2010-2018)
6.7L (2007.5-2009)
5.9L (2004.5-2007)
5.9L (2003-2004)
5.9L (1998.5-2002)
5.9L (1989-1993)
5.9L (1994-1998)
3.0L (2018-2023)
3.0L (2014-2017)
6.7L (2025-present)

L5P (2020-2024)
L5P (2017-2019)
LML (2015-2016)
LML (2011-2014)
LMM (2007.5-2010)
LBZ (2006-2007)
LLY (2004.5-2005)
LB7 (2001-2004)

L5P (2020-2024)
L5P (2017-2019)
LML (2015-2016)
LML (2011-2014)
LMM (2007.5-2010)
LBZ (2006-2007)
LLY (2004.5-2005)
LB7 (2001-2004)

6.7L (2020-2024)
6.7L (2017-2019)
6.7L (2015-2016)
6.7L (2011-2014)
6.4L (2008-2010)
6.0L (2003-2007)
7.3L (1994-2020)

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GMC, (2001-2004), LB7, Engine

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PPE 113061072 Billet Pulley Wheel 7Y-Spoke Style (2001-2010 Duramax)

PPE 113061090 Dual Fueler Idler Pulley (2.75") (2001-2004 Duramax)

PPE 113061100 Dual Fueler Twin Pump Kit (With Pump) (2001 Duramax)

PPE 113061071 Billet Pulley Wheel 816 Style (2001-2016 Duramax)

PPE 113061000 Dual Fueler Twin Pump Kit (With Pump) (2002-2004 Duramax)

Accessory Drive 14

PPE Firewall Insulator (2001-2007 Duramax)

PPE Replacement Silicone Bushing (2001-2016 Duramax)

PPE 114001050 Coolant Tube Kit For Oil Cooler Delete (2001-2016 Duramax)

PPE Engine Oil Fill Delete Plug (2001-2016 Duramax)

PPE 114001000 Internal Oil Cooler Delete Kit (2001-2010 Duramax)

Components 63

ARP 230-4201 Diesel Head Stud Kit (2001-2016 Duramax)

ARP 230-4202 Diesel Custom Age 625+ Head Stud Kit (2001-2016 Duramax)

PPE 110100061 Bare Cast Iron Cylinder Head (2001-2004 Duramax)

PPE 110100111 Cast Iron Ported Cylinder Head (2001-2004 Duramax)

PPE 118034350 High Yield Head Stud Kit (2001-2016 Duramax)

Heads & Studs 9

PPE 114000555 Micropure XR Extreme Performance Engine Oil Filter (2001-2019 Duramax)

Hot Shot's Secret Green Diamond 10W-30 Full Synthetic CK-4 Engine Oil (1 Gal)

Hot Shot's Secret Green Diamond 15W-40 Semi-Synthetic CK-4 Engine Oil (1 Gal)

Hot Shot's Secret Blue Diamond 15W-40 Full Synthetic CK-4 Engine Oil (1 Gal)

PPE 114010000 Oil Centrifuge Filtration Kit (2001-2005 Duramax)

Oil System 43

Fleece Performance Engineering FPE-61-10001-P-CL Freedom Series Cylinder Head with Cupless Injector Bore (2001-2004 6.6L Duramax)

Fleece Performance Engineering FPE-61-10001-D-CL Freedom Series Cylinder Head with Cupless Injector Bore (Driver Side) (2001-2004 6.6L Duramax)

Short/Long Blocks 2

MAHLE GS33757 Valve Cover Gasket & Injector Seal Kit (2001-2004 6.6L Duramax)

PPE 118061240 Valve Cover Injection Line Seal (2001-2004 Duramax)

XDP XD477 HD Billet Engine Oil Fill Cap (2001-2024 Duramax)

Merchant Automotive 10205 Complete Upper & Lower Valve Cover Bolt Set (2001-2004 6.6L Duramax)

Merchant Automotive 10196 Upper Valve Cover Bolt Kit (2001-2004 6.6L Duramax)

Valve Cover 10

PPE 110090083 Valve & Straight Valve Spring Kit (2001-2016 Duramax)

PPE 110090053 Straight Valve Spring Kit (2001-2016 Duramax)

PPE 110090080 Valve & Valve Spring Kit (2001-2016 Duramax)

PPE 110090050 Valve Spring Kit (2001-2016 Duramax)

XDP XD386 Performance Valve Springs & Retainer Set (2001-2016 Duramax)

Valve Train 20

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GMC, (2001-2004), LB7, Engine

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Hot Shot's Secret (17)

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ACDelco (1) ARP (4) ATS Diesel Performance (1) Fleece Performance Engineering (4) Gator Fasteners (3) Hot Shot's Secret (17) Lucas Oil (7) Mahle (29) Merchant Automotive (16) Mishimoto Performance Parts (1) Pacific Performance Engineering (37) XDP MFG (15)

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135 products

XDP XD628 Harmonic Balancer Bolt (2001 - 2024 Duramax) - Southern Diesel Supply

XDP MFG

XDP XD628 Harmonic Balancer Bolt (2001-2024 Duramax)

Sale price$24.99

XDP XD624 Engine Oil Pan Bolt Kit (Black - Phosphate) (2001 - 2016 Durramax) - Southern Diesel Supply

XDP MFG

XDP XD624 Engine Oil Pan Bolt Kit (Black-Phosphate) (2001-2016 Durramax)

Sale price$19.99

XDP MFG

XDP XD3007MS X220 Series Main Stud Kit (2001-2005 Duramax)

Sale price$234.99

XDP XD385 HD Rocker Arm Shafts (2001 - 2024 Duramax) - Southern Diesel Supply

XDP MFG

XDP XD385 HD Rocker Arm Shafts (2001-2024 Duramax)

Sale price$484.99

XDP XD384 HD Billet Rocker Arm Valve Bridge Set (2001 - 2024 Duramax) - Southern Diesel Supply

XDP MFG

XDP XD384 HD Billet Rocker Arm Valve Bridge Set (2001-2024 Duramax)

Sale price$459.99

XDP MFG

XDP Street Performance Pushrods (3/8", 7/16") (2001-2016 Duramax)

Sale priceFrom $349.99

XDP XD722 Performance Balancer Series - Diesel Performance Harmonic Balancer (2001 - 2005 - Southern Diesel Supply

XDP MFG

XDP XD722 Performance Balancer Series - Diesel Performance Harmonic Balancer (2001-2005

Sale price$674.99

XDP XD3006HS X220 Series Head Stud Kit (2001 - 2016 Duramax) - Southern Diesel Supply

XDP MFG

XDP XD3006HS X220 Series Head Stud Kit (2001-2016 Duramax)

Sale price$324.99

Mishimoto MMODP - 1415B Magnetic Oil Drain Plug (2001 - 2016 Duramax; 2012 - 2016 Power Stroke) - Southern Diesel Supply

Mishimoto Performance Parts

Mishimoto MMODP-1415B Magnetic Oil Drain Plug (2001-2016 6.6L Duramax; 2012-2016 6.7L Powerstroke)

Sale price$24.99

Merchant Automotive

Merchant Automotive 10184 Pushrods (2001-2010 6.6L Duramax)

Sale price$340.99

Merchant Automotive

Merchant Automotive 10472 PCV Valve Kit (2001-2005 6.6L Duramax)

Sale price$39.99

Merchant Automotive

Merchant Automotive 10570 Rear Engine Cover Installation Kit (2001-2010 6.6L Duramax)

Sale price$176.99

Merchant Automotive

Merchant Automotive 10205 Complete Upper & Lower Valve Cover Bolt Set (2001-2004 6.6L Duramax)

Sale price$44.99

Merchant Automotive

Merchant Automotive 10196 Upper Valve Cover Bolt Kit (2001-2004 6.6L Duramax)

Sale price$9.99

Merchant Automotive

Merchant Automotive 10204 Lower Valve Cover Bolt Kit (2001-2004 6.6L Duramax)

Sale price$12.99

Merchant Automotive

Merchant Automotive 10263 Oil Cooler Installation Kit (2001-2010 6.6L Duramax)

Sale price$44.99

Merchant Automotive

Merchant Automotive 10507 Oil Cooler Seal & Gasket Kit (2001-2010 6.6L Duramax)

Sale price$97.99

Merchant Automotive

Merchant Automotive 10000 High Performance Motor Mounts (2001-2010 6.6L Duramax)

Sale price$399.99

Merchant Automotive

Merchant Automotive 10453 Deluxe Glow Plug Replacement Kit (2001-2004 6.6L Duramax)

Sale price$424.99

Merchant Automotive

Merchant Automotive 10251 Glow Plug Nuts (Set of 8) (2001-2016 6.6L Duramax)

Sale price$4.99

Merchant Automotive

Merchant Automotive 4500010 Engine Gasket Set (W/Bolts No Head Gasket) (2001-2004 6.6L Duramax)

Sale price$299.99

Merchant Automotive

Merchant Automotive 450001C Engine Gasket Set (W/Bolts & Head Gaskets) (2001-2004 6.6L Duramax)

Sale price$479.99

Merchant Automotive

Merchant Automotive 4500000 Engine Gasket Set (No Head Gaskets/Bolts) (2001-2004 6.6L Duramax)

Sale price$189.99

Merchant Automotive

Merchant Automotive 450000C Engine Gasket Set (With Head Gaskets) (2001-2004 6.6L Duramax)

Sale price$343.99

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At Southern Diesel Supply, we are passionate about power, performance, and precision. Specializing in premium accessories for RAM, Chevrolet, GMC, and Ford, we provide truck owners with the best upgrades to enhance durability, style, and functionality.