Borla Touring Cat-Back Exhaust for 2014-2021 Toyota Tundra CrewMax/Double Cab (4.6L / 5.7L) - 140638

Fits select 2014-2021 Toyota Tundra 1794 Edition, Limited, Nightshade, Platinum, SR, SR5, Trail, and TRD Pro models (4.6L / 5.7L).

The Borla Touring Cat-Back exhaust system (140638) is engineered for Toyota Tundra owners seeking a refined sound and improved exhaust flow without the aggressive volume of a race system. This True Dual system is fabricated from premium T-304 stainless steel, providing superior corrosion resistance over 400-series alternatives. The system features a mandrel-bent 2.25-inch pipe diameter and an internal X-pipe crossover within the muffler to optimize scavenging and performance. The Touring sound profile delivers a mellow, deep tone that remains comfortable for daily driving and long-distance towing, with zero cabin drone.

• System Type: True Dual Cat-Back exhaust
• Exit Style: Split rear exit (behind each rear tire)
• Pipe Diameter: 2.25-inch mandrel-bent tubing
• Tip Description: Dual 4-inch round bright chrome T-304 stainless steel tips
• Material: High-quality T-304 stainless steel construction
• Muffler Tech: Patented straight-through multi-core design with internal X-pipe
• Installation: Precision CNC manufacturing for accurate fitment to factory mounting points
• Warranty: Borla Million-Mile Warranty
• MPN: 140638