MBRP S5001409 3" Muffler Bypass Pipe for 2014-24 Chevy/GMC 1500 4.3L/5.3L

Vehicle Fitment

• 2014-2024 Chevrolet Silverado 1500 (4.3L V6, 5.3L V8)
• 2014-2024 GMC Sierra 1500 (4.3L V6, 5.3L V8)

Features

• 3" muffler bypass exhaust pipe for enhanced flow
• Armor Plus Series with T409 stainless steel tubing
• Mandrel-bent for smooth, unrestricted exhaust path
• Street sound profile: deeper tone, more aggressive than stock
• Direct replacement for stock muffler (muffler removed)
• OEM hanger-compatible design
• Improved throttle response and torque feel
• Lifetime limited warranty from MBRP
• Suitable for trucks with factory cab/bed configurations

Specifications

• Tubing diameter: 3" (76 mm)
• Material: T409 stainless steel
• Profile: Street (deeper sound, moderate volume)
• Exit: single exit bypass pipe
• Installation: cutting required for custom fit
• Series: Armor Plus (value stainless with lifetime warranty)
• Note: Not CARB/California legal in emissions states
• Fitment engines: 4.3L V6 and 5.3L V8 truck engines only

Included Components

• 1x 3" T409 stainless steel muffler bypass pipe
• 1x hardware/clamp kit for installation

Product Description

The MBRP S5001409 3" muffler bypass pipe is a performance-oriented exhaust upgrade engineered for 2014-2024 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks equipped with 4.3L V6 or 5.3L V8 engines. Constructed from durable T409 stainless steel in the Armor Plus Series, this bypass pipe replaces the stock muffler to reduce back-pressure and improve exhaust flow, resulting in a deeper, more aggressive exhaust note and enhanced throttle response. The Street sound profile offers a more engaging tone than factory systems without being excessively loud.

Installation requires cutting the existing exhaust and using the included hardware for a proper fit. Designed to work with OEM hangers, the S5001409 bypass keeps installation straightforward for experienced installers or professional exhaust shops. Backed by MBRP's lifetime limited warranty, this bypass pipe delivers a balanced mix of performance, sound enhancement, and corrosion resistance - an ideal upgrade for Silverado and Sierra owners seeking a more assertive exhaust character.