Borla 2019 Chevrolet Silverado/Sierra 1500 6.2L Atak 3.5in Diameter Polyphonic Harmonizer turn14-atp BAKFlip MX4 (GEN 3) 21-26

BAKFlip MX4 (GEN 3) 21-26 F150 8'2"

5" diameter tail pipes with 4" round polished T-304 stainless steel exhaust tips

Challenger

each aspect of designing Injen Technology's traditional aluminum Cold Air Intake and intercooler charge pipes for the Toyota GR Supra and the BMW Z4 was a true labor of love

Borla 2019 Chevrolet Silverado/Sierra 1500 6.2L Atak 3.5in Diameter Polyphonic Harmonizer turn14-atp BAKFlip MX4 (GEN 3) 21-26Manufacturer Part # : 60680 Market Description Replace the small muffler behind the primary muffler in the BORLA S Type system with Polyphonic Harmonizer 60680 to attain the ATAK sound level (louder than S Type). BORLA'S Polyphonic Harmonizer Technology utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean, rich, full bodied sound to the BORLA mufflers. The