2011-2015 Duramax 6.6L 5" Polar Exhaust Fuel System Accessories 1998.5-2002 Cummins 5.9L Problem: The factory turbo oil

Problem: The factory turbo oil feed used on the 2001-2016 Duramax's is supplied off of the #4 cam journal bearing

Mounting hardware included

and ready for installation

Tests with the same tune and fuel quantity showed increased power output and a decrease in peak EGT's

THE ONLY ADDITIVE THAT BOOSTS TOTAL BASE NUMBER

2011-2015 Duramax 6.6L 5" Polar Exhaust Fuel System Accessories 1998.5-2002 Cummins 5.9L Problem: The factory turbo oil2011 2015 Duramax 6. 6L 5" Polar Exhaust Polar Diesel exhaust kits are designed to conquer the elements, made from T409 Stainless Steel, our kits provide the quality your truck deserves. Our exhaust systems are designed with a hassle free, easy installation in mind! Featuring precise pre bent exhaust hangers, stainless lap joint clamps and precise flanges, you can expect excellent fit & finish. With all of our exhaust systems you can count on reduced