Corsa Performance 11-12 Chevrolet Silverado Crew Cab/Std. Bed 2500 6.0L V8 Polished Suspension Tuning Sierra Classic 1968 - 1974

Sierra Classic 1968 - 1974 GMC C35/C3500 Pickup Base 1980 - 1985 GMC C3500 Base

Applications: V8 B 361

25 aluminum lug nuts with lock design

Preloaded with custom tuning software and up to 8 maps for various fuel and modification levels

Q:  Does using Bulbzilla have any advantages over high power (over wattage) low beam or fog light bulbs

Corsa Performance 11-12 Chevrolet Silverado Crew Cab/Std. Bed 2500 6.0L V8 Polished Suspension Tuning Sierra Classic 1968 - 1974SPORT Single Side Exit Twin 4. 0" Polished Pro Series Vehicle Fitment: 2011 2014 GMC Sierra 2500, Crew Cab Standard Bed, 6. 0L V8, 153. 7" wheel base 2011 2014 Chevrolet Silverado 2500, Crew Cab Standard Bed, 6. 0L V8, 153. 7" wheel base +41 % FLOW INCREASE 14 WEIGHT REDUCTION Vehicle Fitments: Year Make Model Submodel 2011 2014 Chevrolet Silverado 2500 HD LTZ, LT, WT 2011 2014 GMC Sierra 2500 HD Denali, SLE, SLT, WT