Sinister Diesel Coolant Reservoir Degas Bottle 13-15 6.6L GM Duramax LML RP22442 This Dynomite Diesel 12mm Stroker

This Dynomite Diesel 12mm Stroker CP3 will deliver the fueling your modified Cummins deserves

BigHead Wastegate Actuator for stronger

these are not merely stock replacement coolers

the color temperature of the LEDs is as close to daylight as possible and with 32 LED's per light producing a broad beam

If you do not have a freeze plug installed on the block

Sinister Diesel Coolant Reservoir Degas Bottle 13-15 6.6L GM Duramax LML RP22442 This Dynomite Diesel 12mm StrokerThe factory plastic degas bottle is molded from two pieces and history has shown that leaks can develop at this seam. By upgrading with this direct replacement unit built from 6061 aluminum, you'll not only gain a great new underhood appearance, but also insurance against coolant leaks. Sinister Diesel's Degas (Coolant Overflow) Bottle is made from 6061 aircraft grade aluminum which is TIG welded and pressure tested for maximum strength. This