Banks Monster Sport Cat Back Exhaust 01-05 GM 6.6L Duramax LB7 LLY

• 4" constant-diameter cat-back exhaust system
• Virtually eliminates backpressure & nearly triples flow!
• Lowers exhaust gas temps
• Straight-through Monster Muffler delivers a commanding exhaust note
• Easy install
• 5" rolled-edge polished tip is optional
• Fully compatible with the Chevy/GMC factory warranty
• Lifetime Warranty

Banks' new Monster Sport Exhaust is one cool cat-back system! And its low price? That's way cool. The system slashes backpressure, increases exhaust flow, improves fuel economy and delivers extra power to your rear wheels. Exhaust tip optional.