This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.
Purchasing this product requires you to sign our Vehicle Compliance Waiver here.
This down-pipe back exhaust system incorporates a factory style exhaust valve which uses the factory exhaust valve motor (not included). The valve helps regulate, direct and control the flow of exhaust gases by opening, closing, or partially obstructing passageways depending on throttle position for maximum performance.In testing, the down-pipe back exhaust system resulted in gains up to +22 horsepower and +18 lbs. x ft. of torque, as measured on our in-house dyno. Potential for up to +20 horsepower and +41 lbs. x ft. of torque when combined with aFe's Twisted Steel street down-pipe (P/N: 48-36115-HC) Aggressive Sound: A free-flowing, transverse muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque. The muffler is finished with a high-temp powder-coated black finish and a stamped aFe power logo.
Constructed from 100% hand TIG-welded, 3" to 2-1/2" mandrel bent, brushed finished 304 stainless steel tubing
Includes a factory style exhaust valve
Utilizes a unique high flow, transverse muffler with a high-temp powder-coated black finish
Includes quad 4" diameter, gloss black, 304 stainless steel tips
2016-2019 BMW M2 F87
This is a "Race Only" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws.
Advanced Flow Engineering, Inc. (aFe) produces high flow, high
performance air filters & intake systems for the automotive
industry. Founded in April, 1999, aFe was created to address an
obvious need in the automotive aftermarket industry: a lack of
choice for a high performance aftermarket air filter. We are a team
of engineers, machinists, production and sales people who believe
in the product we design. We each have years of experience in our
respective positions and together work to ensure that we have the
best product on the market. Our purpose was not just to be another
vendor that offers air filters, we chose to pay attention to those
finer details that set an aFe filter apart from the