BulletProof Engine Oil System Upgrade 2003-2004 - Upgraded Oil Filtration - Heavy-Duty Air/Oil Cooling; Designed for All Climates Duramax LLY a heavy gauge steel crimp

a heavy gauge steel crimp strip is used instead of aluminum like the factory design

our upper support bar is constructed of heavy-duty steel and firmly secures to your truck with cast-steel anchor points

+75 Horsepower

9L Cummins PowerFlo Lift Pump Assembly

BulletProof Engine Oil System Upgrade 2003-2004 - Upgraded Oil Filtration - Heavy-Duty Air/Oil Cooling; Designed for All Climates Duramax LLY a heavy gauge steel crimpShop Holders Diesel for your new BulletProof Diesel Engine Oil System Upgrade 2003 2004 Upgraded Oil Filtration Heavy Duty Air Oil Cooling; Designed for All Climates Manufactured by: Bullet Proof Diesel BULLET PROOF DIESEL ENGINE OIL COOLER, UPGRADED OIL FILTRATION, HEAVY DUTY COOLER Upgrade Engine Reliability with Better Oil Filtration and Cooling Real world Tested And Patented Product; from Baja to Alaska Heavy duty Cooler Designed For Heavy duty