Looking for aftermarket parts to modify or upgrade your 2003 Chevrolet Express 3500 with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories for your Express 3500.
Whether you have a 2003 Chevrolet Express 3500 in Base to LS trim we have you covered. We have 2 catback available to mod your Express 3500. All parts have free shipping to the Continental US 48 States.
 IN STOCK S5010409Our high flow performance exhaust systems maximize exhaust flow so your engine keeps its cool with lower exhaust temperatures. Your reward will be greater fuel efficiency; more torque; more horsepower; and last but not least a sound that is pure MBRP.... MBRP 2003-2007 Chev/GMC 2500 HD 6.0L EC-SB Cat Back Dual Split Side 2003-2006 Chevrolet Express 3500 Base 2003-2007 Chevrolet Express 3500 LS $634.99 |
 IN STOCK S5012ALOur high flow performance exhaust systems maximize exhaust flow so your engine keeps its cool with lower exhaust temperatures. Your reward will be greater fuel efficiency; more torque; more horsepower; and last but not least a sound that is pure MBRP.... MBRP 2003-2007 Chev/GMC 2500 HD 6.0L CC-SB Cat Back Dual Split Side 2003-2006 Chevrolet Express 3500 Base 2003-2007 Chevrolet Express 3500 LS $614.99 |