1991 Mustang Engine

Maintain or Boost Your 1991 Mustang’s Performance with New Engine Parts and Components
FiTech Nitro-Port LS3 1000HP Cast Loaded/ Short Intake Manifold$1,080.00 MSRP $1,200.00
FiTech Ultimate LS Intake Kit 1000HP Long Runner With Trans Control LS1/ LS2/ LS6$2,285.65 MSRP $2,689.00
FiTech Nitro-Port LS3 500HP EFI System w/ 92mm Cable Driven Throttle Body$1,908.25 MSRP $2,245.00
FiTech LS Self-Tuning Intake Kit LS3 Ultimate With Transmission Control 500HP$1,790.95 MSRP $2,107.00
FiTech LS Self-Tuning Intake Kit LS7 Ultimate Without Transmission Control 500HP$1,611.60 MSRP $1,896.00
FiTech Ultimate LS Self-Tuning Intake Kit with Transmission Control 750HP LS1/LS2/LS6$2,048.50 MSRP $2,410.00
FiTech Ultimate Intake Kit Self-Tuning Without Transmission Control 750HP LS1/LS2/LS6$1,790.95 MSRP $2,107.00
FiTech Ultimate LS Self-Tuning Intake Kit With Transmission Control 750HP LS3$2,048.50 MSRP $2,410.00
1991 Mustang Engine
Your 1991 Mustang's engine is tasked with generating the power that gets transferred to the rear axle to create motion. Being one of the most important systems in your Fox, the engine needs to be kept at the top of its game if you're looking for maximum performance.
However, the parts you choose are solely dependent on what you plan on doing with your Mustang. If you’re building a performance-driven racing application, you need an engine that can produce enormous amounts of power and speed. These projects are best supported by aftermarket upgrades for the block, carburetor, pulleys, and more. We also offer parts and kits geared towards the restoration crowds. Our drop-in replacement options will help you maintain your classic engine while upholding factory accuracy.
From hardware to cold air intake kits, we're stocked with options from trusted brands like Edelbrock, Canton Racing Products, BBK, and more!
Not the year you are looking for? Check out these years: 1979, 1980, 1981, 1982, 1983, 1985, 1986, 1987, 1988, 1989, 1990, 1992, or 1993 for additional options.














