2001-2004 Duramax LB7 Merchant Automotive Injector Return Line Bolt Set of 8 (10491-8)With the shallow head on the stock fuel injector return line bolt, it is common for the head to round out during removal or installation. This MA Heavy Duty Duramax Fuel Injector Return Line Bolt has been redesigned to allow nearly double the tool engagement. Proper engagement of the Allen wrench in the return line bolt head is crucial for accurate torque during reassembly to avoid a fuel leak at the return line fitting. The unique head shape found on

Mel's Manufacturing's laser cut stainless steel EGR blocker plate is used to cap off the port that the cooler was connected to

5-2020 Cummins 6

4L Ford Engine manufactured by International

Available Sizes:

Moly and higher performing base oils and viscosity index improvers than are used in typical formulations

For engine builders who demand the highest level of strength and precision in their fasteners

Replace your plastic OEM fuel cap with this stylish billet green anodized fuel cap

7L Fire Ring Gasket

This is a Duramax version

they are impressive

SunCoast has done it yet again with our new captured clutch 6R140 torque converter

Inside you will find our race-proven performance valving technology Our Internal Floating Piston (IFP) mono-tube design separates the shock oil from the high-pressure