BulletProof Engine Oil System Upgrade 2005-2007 - Upgraded Oil Filtration - Heavy-Duty Air/Oil Cooling; Designed for All Climates GMC-Sierra-2500-3500-2009 There are two required per

There are two required per engine

While the IPR is NOT included

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0L square EGR cooler from Bullet Proof Diesel

VT365 Trucks

BulletProof Engine Oil System Upgrade 2005-2007 - Upgraded Oil Filtration - Heavy-Duty Air/Oil Cooling; Designed for All Climates GMC-Sierra-2500-3500-2009 There are two required perThis kit will allow you to upgrade your 6. 0L Ford engine oil cooler from the problematic OEM style to our reliable and capable Air to Oil engine oil cooler. Upgrading your engine oil cooler is one of the MOST IMPORTANT upgrades you can do if reliability and longevity is your goal. This kit also upgrades the engine oil filtration to a reliable, simple, spin on style filter that is commercially available from Wix, NAPA, etc. This is the perfect kit for