The MPI Exhaust Kit is a Cat-back Exhaust system specifically engineered for GM SUVs equipped with the popular 5.3L Engine. It aims to enhance overall vehicle performance. This kit provides...
The MPI Exhaust Kit is a Cat-back Exhaust system specifically engineered for GM SUVs equipped with the popular 5.3L Engine. It aims to enhance overall vehicle performance. This kit provides notable improvements in horsepower, torque, and fuel efficiency, verified through extensive dyno testing. Designed for easy installation, it leverages 35 years of engineering experience and includes all necessary hardware for a hassle-free setup.
Key Features
Patented Pulse Chamber Technology: Eliminates all in-cab droning common with other aftermarket exhausts.
High-grade Aluminized Construction: Formulated for high heat resistance and durability coating against road salts.
Straightforward Installation: No welding is required. It utilizes factory hanger locations and has detailed instructions.
Performance Benefits
Horsepower Gains:+21.5 hp @ 4,000 RPMs
Torque Gains:+28 lb-ft @ 4,000 RPMs
Fuel Efficiency: Average improvement of 2-4 MPG
Heat: Reduces under-hood manifold temperature by 150 degrees
Sound Quality: Aggressive yet refined exhaust tone with no in-cab droning
Fitment
Make: GMC and Chevy
Model Years: 2021 - Current
Chassis: SUV's
Engine: 5.3L
Bumper: G1622 is for standard Bumper and G1623 is for Quad Tip Bumper
Wheelbase: Note* Suburban only has one wheelbase
Detailed Specifications
Material: 14 Ga. Aluminized
Installation: Clamp-together system, direct fitment to factory hanger locations.
Hardware: Includes all necessary hardware for installation.
Design: Compatible with the factory spare tire.
Tubing Size: Dyno-proven optimal size for performance.
Tips: Depending on exit 3.5"x12" or 4"x12" Quad Tip.
Patented Technology
Exhaust Pulse Chamber (Pat. 11713700): It is guaranteed to have no drone, optimizes exhaust flow and overall performance.
