MBRP S6032AL 4" FILTER BACK SINGLE SIDE ALUMINIZED STEEL FOR 2011–2019 GM SIERRA/SILVERADO 2500/3500 6.6L DURAMAX

MBRP S6032AL — 4" Filter-Back, Single Side, Aluminized Steel

Wake up your 2011–2019 GM 2500/3500 6.6L Duramax with MBRP’s Armor Lite (Installer Series) 4" filter-back system. This kit keeps emissions equipment intact while improving tone and appearance with a single side exit and an included 5" polished T304 tip. Built from aluminized steel with a Tour sound profile for comfortable daily driving.

Fitment

• Vehicles: 2011–2019 Chevrolet Silverado 2500HD/3500HD, GMC Sierra 2500HD/3500HD (6.6L Duramax LML 2011–2016, L5P 2017–2019)
• Cab/Beds: Extended Cab & Crew Cab (regular cab not supported)
• System Type: DPF-back (filter-back) — retains all factory emissions equipment

What You Get

• 4" mandrel-bent aluminized steel tubing
• Over-axle & tail sections with single side exit
• Clamps & hardware for bolt-on install
• Polished 5" OD single-wall tip (T304 stainless)
• Warranty: 3-Year (Armor Lite)

Why This Kit

• Sound: Tour profile—refined tone without excessive drone
• Looks: Clean single-side exit with a polished tip
• Install: Uses factory-style hangers; driveway-friendly

Specifications

Cross-Reference / Alternatives (MBRP-Only)

• S6032BLK — 4" Filter-Back, Single Side, Armor BLK (Black-Coated)
• S6032304 — 4" Filter-Back, Single Side, T304 Stainless
• S60360AL — 5" Filter-Back, Single Side, Aluminized Steel
• S60360409 — 5" Filter-Back, Single Side, T409 Stainless (Armor Plus)

Helpful Notes

• Cut-to-length extension may be required depending on cab/bed (see install guide).
• Filter-back systems typically do not require tuning; always verify local regulations.

FAQ

No. It is a DPF-back (filter-back) system that retains the factory emissions equipment.

Extended Cab and Crew Cab trucks only (per MBRP vehicle configuration guidance).

Yes — a polished 5" OD single-wall T304 stainless tip is included.

MBRP’s “Tour” sound profile: deeper tone over stock without excessive drone for daily driving.

Basic hand tools. Most installs are bolt-on using factory-style hangers.