Borla 140942CB Cat-Back Exhaust System ATAK 3" GR Corolla 1.6L

The Borla 140942CB Cat-Back Exhaust System delivers aggressive ATAK sound and performance gains specifically engineered for the Toyota GR Corolla 1.6L turbocharged engine. This premium 3-inch diameter system unleashes hidden horsepower through patented straight-through and multi-core technology while adding the distinctive Borla Sound of Power.

Polyphonic Harmonizer Technology:

Borla's exclusive Polyphonic Harmonizer Technology utilizes patented units containing pipes of different diameters and lengths to create multiple exhaust notes that harmonize together. The result is a clean, rich, full-bodied sound with no drone, even during highway cruising.

Key Features:

• ATAK sound level - the most aggressive tone in Borla's lineup with dual muffler design
• Active exhaust valve for adjustable sound control
• Four black coated T-304 stainless steel tips: two 3.5" round center tips and two 4.5" round outer tips
• Premium T-304 austenitic stainless steel construction throughout - superior to T-400 series alternatives
• Ultra-smooth mandrel bends maximize exhaust flow and power gains
• Precision CNC manufacturing ensures accurate, bolt-on fitment
• Increased exhaust velocity improves power, throttle response, and fuel economy

Million-Mile Warranty:

Borla backs this Cat-Back system with their industry-leading Million-Mile Warranty, demonstrating their confidence in the durability and performance of their T-304 stainless steel construction. This complete system is designed for enthusiasts who demand the ultimate in exhaust sound and performance from their GR Corolla.