Looking for in-stock aftermarket parts to modify or upgrade your 2002 GMC Sierra 2500 HD with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories for your Sierra 2500 HD.
Whether you have a 2002 GMC Sierra 2500 HD in Base to SLT trim we have you covered. We have 40 catback available to mod your Sierra 2500 HD. All parts have free shipping to the Continental US 48 States.
 IN STOCK - DROPSHIPS 49-44001The new MACH Force XP exhaust is engineered to perform in the most extreme environments. This system is constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque; and lower EGTs. MACH Force XP exhaust systems are the perfect combination o... aFe MACHForce XP Exhausts Cat-Back SS-409 EXH CB GM Diesel Trucks 01-05 V8-6.6L (td) LB7/LLY 2001-2002 GMC Sierra 2500 HD SL 2001-2005 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base $631.74 SALE |
 IN STOCK K4110ADiamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to incorporate several CNC mandrel bending machines and support equipment, Enabling us to produce the finest exhaust components in today's marketplace... Diamond Eye KIT 4in CB SGL AL CHEVY/GMC 6.6L 2500/3500 01-05 2001-2002 GMC Sierra 2500 HD SL 2001-2005 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base $379.60 |
 IN STOCK K4110A-RPDiamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to incorporate several CNC mandrel bending machines and support equipment, Enabling us to produce the finest exhaust components in today's marketplace... Diamond Eye KIT 4in CB MFLR RPLCMENT PIPE SGL AL: 01-05 CHEVY/GMC 6.6L 2500/3500 2001-2002 GMC Sierra 2500 HD SL 2001-2005 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base $324.50 |
 IN STOCK - LOW K4110S-RPDiamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to incorporate several CNC mandrel bending machines and support equipment, Enabling us to produce the finest exhaust components in today's marketplace... Diamond Eye KIT 4in CB SGL MFLR RPLCMENT PIPE SS 01-05 CHEVY/GMC 6.6L 2500/3500 2001-2002 GMC Sierra 2500 HD SL 2001-2005 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base $392.94 |
 IN STOCK - LOW 315547Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepow... Gibson 01-05 Chevrolet Silverado 2500 HD Base 6.0L 4in Cat-Back Single Exhaust - Aluminized 2001-2002 GMC Sierra 2500 HD SL 2001-2006 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base $552.07 |
 IN STOCK - LOW 40-3030JBA 01-06 Chevrolet Silverado 2500/3500 HD 6.0/8.1L 409SS Pass Side Dual Exit Cat-Back Exhaust 2001-2002 GMC Sierra 2500 HD SL 2001-2006 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base $766.45 |
 IN STOCK 15398MagnaFlow Diesel Pipes are available for Cummins, Powerstroke and Duramax applications. Each downpipe, extension pipe, muffler delete and tailpipe is made of 100% stainless steel to ensure durability and mandrel-bent to ensure maximum performance gains. MagnaFlow Diesel pipes deliver reduced exhaust... MagnaFlow 01-05 Chevy/GMC Duramax Diesel V8 6.6L 4 inch System Exhaust Pipe 2001-2002 GMC Sierra 2500 HD SL 2001-2005 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base $190.00 |