| I had 285's on my truck and my mileage went down about a mile per gal. Get 265's they look good and doesn't really change your mileage. Good Luck
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2006 GMC 2500HD LBZ Crew Cab 4x4, Snow Performance Boost Cooler, Silverline Turbo Back Dual Exhaust, PPE Tierod Sleeves, PPE Hot Programmer, Egr Block Plate, PPE Air Box Mod, 2in. Plug, SES Light
Full Bore Exhaust Manifold compliments of BD Diesel. |