Camaro/Firebird 93-97 MAC Performance 93-95 Single or 95-97 Dual Cat Exhaust Cat Back System , select style below, shipping is not included. ALLOW 4-5 WEEKS FOR DELIVERY. This cat back system comes MAC's Flow Path TM Muffler that has a 3" inlet and two 2.5" outlets. The tailpipe ends have massive 3.5" slashback tips that include big 2.5" I.D. resonators. No clamps, slip joints or gaskets to leak with this True Fit series. Can add up to 18.1 Rear Wheel Horsepower on LT1. Aluminized & HTS coated. Optional Highly Polished Chrome Tips can be added. Item # Single Cat Car System-MACTK9396 Dual Cat Car System-MACTK9596 Single Cat w/ Highly Polished Chrome Tips System-MACTKC396 Dual Cat w/ Highly Polished Chrome Tips System-MACTKC596