Fits: 2006 thru 2007 Chevy Silverado/GMC Sierra 2500HD/3500HD LBZ Duramax Diesel

Improves airflow up to 176 Percent. 4-inch constant-diameter cat-back system nearly triples flow. Straight-through muffler. Fully compatible with factory warranty. Monster Performance & Modest Price. 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. 4 inch 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. Stainless Steel. Easy install. Fully compatible with the Chevy/GMC factory warranty. 5-Year Limited Warranty.

Key Features:

• CARB E.O. Not Required
• Mandrel bent Stainless Steel construction
• Virtually eliminates backpressure
• Lowers exhaust gas temps
• Dramatically improves flow
• Maximum Airflow
• Improves airflow up to 176%
• 4 inch constant-diameter cat-back system
• Nearly triples flow
• Straight-through muffler
• Easy install
• Fully compatible w/ factory warranty
• 5-Year Ltd Warranty