Peak Diesel Performance

4000 RPM Governor Spring Kit (4K GSK)The Peak Diesel Governor Spring Kit is a special combination of springs and Piers' unique design on seats.This kit allows your engine to have full fueling to approximately 4000RPM, which greatly improves the driving experience of a stock truck, for trucks with in..

4000 RPM Governor Spring Kit with 12 Heavy Duty Valve 60lb Springs The Peak Diesel Governor Spring Kit is a special combination of Bosch springs and Piers' unique design on seats. This kit allows your engine to have full fueling to approximately 4000RPM, which greatly improves the driving experie..

3000 RPM Governor Spring Kit (3K GSK) This kit allows your engine to have full fueling to approximately 3000RPM, which greatly improves the driving experience of a stock truck, for trucks with injectors and more, this kit is a must!The Peak Diesel Governor Spring Kit is a special combination of spr..

The AFC Spring Kit allows you to achieve a good compromise of minimal smoke under acceleration with responsiveness. Kit Includes- Medium and light AFC springs for the P7100 pump, Allen screws, Allen wrenches, Break-off screws, Instructions are included, of course. It does not include the zinc bolts...

Tired of spots on your driveway, oil on your radiator, an oily mess in your engine compartment? Give the Cummins Breather Kit a try! Works on all Cummins Engines and Dodge Cummins 5.9L 1988 - 2002. Complete kit with everything you need to install.  Installs in under 1/2 hour.Bottle Dimensions: 3.1..

Are they purdy? Nope, but they'll hold 60 pounds of boost and they are made in the good old U.S.A. Not knock-offs like most other companies. 94-02 Dodge Hi-Performance Lower Intercooler Boot 45 DegreesFits either side of the intercooler 4-Ply brick red Aramid Fiber with Black Matte finish cove..

OUR KIT CONTAINS:RTV SENSOR SAFE ULTRA GRAY GASKET MAKER KDP TAB FRONT SEAL LOCKTITE  The Killer Dowel Pin is responsible for more heartache with your Dodge Cummins than probably another issue.  Most commonly an issue with the 94 - 98 Dodge Cummins 12 Valve, but sometimes an issue wit..

  94-02 Dodge Hi-Performance Upper Intercooler BootFits 94-02 Dodge Replaces OEM intercooler boot 4-Ply brick red Aramid Fiber with Black Matte finish cover each vehicle requires 2 upper intercooler boots Made in the USAFits 1994-2002 Dodge Ram 5.9L Cummins diesels. Please note! This..

Ideal for transitioning from 4" turbo inlet to 3" cold pipe in twin turbo set up4-Ply brick red Aramid Fiber with Black Matte finish cover  3 inch overall length Made in the USAPlease note! This intercooler boot is shipped from Washington State. For customers on the East Coast, transit ti..