GMC Sierra 3500HD Performance Exhaust - Single Side Exit - MBRP Cat-Back, Armor Lite (06-07). A rugged 4 in. system that brings a mellow, deep tone and a precise, factory-style fit.

Built from heavy-gauge aluminized steel, this cat-back uses smooth mandrel bends for consistent flow and long service. It includes a CARB-approved downpipe (EO D-763-2), reuses OEM hanger locations, and ships with clamps. Best for dry climates or builders wanting strong sound on a budget. No tip included; cutting may be required. Part numbers ending in P and PLM carry a 1-year warranty.

Features

• 4 in. mandrel-bent aluminized steel
• CARB-approved downpipe EO D-763-2
• Cat-back, single side exit; no tip
• Uses OEM hangers; clamps included
• Touring sound; cutting may be required
• 1-year warranty on P and PLM

Have questions about your 06-07 Sierra 3500HD setup? Call our specialists at 512-982-9393 (TX) or 562-981-6800 (CA). We also offer installation and customization at our Austin, Texas and Los Angeles, California area locations.

Buying multiple items? Contact us for shipping discounts.

We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov