The aFe MACHForce XP Cat-Back Exhaust (49-36040-1B) delivers enhanced performance and aggressive tone for 2010-2019 Toyota 4Runner models with the 4.0L V6 engine. This premium 304 stainless steel system features mandrel-bent 2.5" to 3" piping for maximum flow, delivering gains of up to 11 horsepower and 19 lb-ft of torque over stock.
Key Features :
Direct bolt-on fit for 2010-2019 Toyota 4Runner 4.0L V6
2.5" to 3" mandrel-bent 304 stainless steel piping
High-flow metallic black muffler for performance sound
Includes 4" x 12" black resonated exhaust tip
Hand MIG-welded construction for durability
Compatible with KDSS suspension systems
Gains of up to +11HP and +19TQ
This complete 4-piece cat-back system replaces the restrictive factory exhaust with mandrel-bent stainless steel tubing that maintains optimal exhaust velocity. The high-flow muffler reduces backpressure while delivering a deep, aggressive tone without excessive drone. The included 4" black resonated tip provides a custom, finished appearance.
Constructed from T304 stainless steel and featuring precision hand MIG welds, the MACHForce XP system offers exceptional corrosion resistance and long-term durability. The system installs using factory mounting points and includes all necessary hardware for straightforward installation.
Upgrade your 4Runner's performance and sound with the aFe MACHForce XP cat-back system, designed to maximize power while maintaining daily drivability. The perfect balance of performance gains and refined exhaust note makes this an ideal upgrade for both street and off-road use.
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