aFe MACHForce XP 2.5in 304-SS Exhaust Cat-Back w/ Black Tip 10-19 Toyota 4Runner V6-4.0L bmw The AEM 21-8105DC Brute Force

The AEM 21-8105DC Brute Force Air Intake System produces horsepower and torque gains by replacing the vehicle's restrictive factory air filter and air intake housing

The AEM 21-8211DC Brute Force Air Intake System produces horsepower and torque gains by replacing the vehicle's restrictive factory air filter and air intake housing

Some AEM air intakes are not legal for sale or use in California and other states adopting California emission standards

It's a simple installation

AEM's 245LPH E85-compatible

aFe MACHForce XP 2.5in 304-SS Exhaust Cat-Back w/ Black Tip 10-19 Toyota 4Runner V6-4.0L bmw The AEM 21-8105DC Brute ForceaFe POWER Mach Force XP series cat back exhaust system for the Toyota 4Runner with the V6 4. 0L engine provides speed and style. Designed from 2 1 2" & 3" mandrel bent, 304 stainless steel, this exhaust system offers greater flow to deliver more torque and horsepower than the factory exhaust. This 4 piece designed cat back system utilizes a less restricting, high flow, muffler to improve your 4Runner's performance while maintaining a deep, smooth