SLP Exhaust System, 1998-02 Camaro/Firebird "PowerFlo" LS1 w/3.5" Slash Tips Give your 1998-2002 Camaro or Firebird race-proven performance and a powerful deep muscle-car sound to match, with a PowerFlo™ exhaust system from SLP Performance Parts. This exhaust system includes a pair of our PowerFlo™ mufflers and Loud Mouth II muffler, which use a straight-through design and ceramic-wrapped perforated core to significantly outflow traditional chambered and turbo-type mufflers. Combined with our 3.5" slash cut polished tips, you'll really feel and hear the difference! PowerFlo™ Axle-Back Exhaust System features: PowerFlo™ mufflers offer minimal flow restriction and a deep, rich performance sound This system is a full 6dB quieter at idle and 9dB quieter at 2000 rpm then the SLP Loudmouth II cat-back. Lighter than the OEM exhaust assembly Constructed entirely from stainless steel Hand-polished mufflers and tips provide a show quality appearance Includes pre-welded hangers, detailed instructions, and all necessary installation hardware Covered by SLP's Performance Guarantee and limited lifetime warranty