MBRP S5054409 3" Cat-Back Exhaust for 09-13 Chevy Silverado/GMC Sierra 1500 V8

Vehicle Fitment

• 2009-2013 Chevrolet Silverado 1500 (Regular/Extended/Crew Cab), 4.8L, 5.3L, 6.0L V8 -- excluding 8' bed
• 2009-2013 GMC Sierra 1500 (Regular/Extended/Crew Cab), 4.8L, 5.3L, 6.0L V8 -- excluding 8' bed

Fitment Notes

• Armor Plus series stainless steel T409 cat-back with single-side exit
• Street sound profile--deep tone, minimal cabin drone
• Direct bolt-on install using factory hangers; includes clamps and hardware
• Does not fit 8-foot long beds; trim may be required on some models

Features

• Rugged T409 stainless steel tubing with T304 polished tip
• Mandrel-bent 3" piping for increased flow and +17 HP, +16 lb-ft torque gains
• Wrapped perforated-core muffler tuned for balanced tone and highway comfort
• Mirror-polished 4" rolled tip--stylish and corrosion-resistant
• Lifetime material and workmanship warranty for long-term peace of mind
• Street profile stays mellow at cruise, aggressive under load
• High-quality hangers and clamps included--no welding or cutting
• Stainless build resists corrosion in salt air and winter conditions

Specifications

• Part Number: S5054409
• Pipe Diameter: 3.0" mandrel-bent
• Material: T409 stainless steel; T304 tip
• Tip Diameter: 4" rolled edge
• Series: Armor Plus (formerly XP)
• Warranty: Lifetime (material & workmanship)

Included Components

• 1x Cat-back exhaust assembly (single-side exit)
• 1x Polished T304 stainless steel 4" tip
• All clamps, hangers, gaskets, and hardware
• Installation instructions

Product Description

The MBRP S5054409 Armor Plus cat-back exhaust is a direct-fit street performance upgrade for 2009-2013 Chevy/GMC 1500 trucks (4.8L-6.0L V8, excluding 8-ft bed). Constructed from durable T409 stainless steel with mandrel-bent 3" piping and polished T304 tip, it delivers a deep yet refined tone with substantial gains--up to +17 hp and +16 lb-ft torque--while minimizing cabin drone.

Installation is hassle-free with bolt-on hangers and included hardware--no cutting or welding needed. Rugged tubing and a lifetime warranty mean this system holds up in harsh environments and daily use. Ideal for truck owners seeking improved flow, performance, and style without sacrificing comfort.