AWE Tuning Audi B7 A4 3.2L Track Edition Dual Tip Exhaust - Diamond Black Tips fits_2017-2017`Dodge`Challenger The spark plug gap is

The spark plug gap is set during manufacturing and should not be changed to the gap required with the Platinum plug

making them long-life replacement plugs

Best of all

BLUE ILLUMINATION

These slick black hats boast a shining silver liquid metal emblem that's a perfect replica of a certain four-wheeled classic

AWE Tuning Audi B7 A4 3.2L Track Edition Dual Tip Exhaust - Diamond Black Tips fits_2017-2017`Dodge`Challenger The spark plug gap isAWE Tuning Audi B7 A4 3. 2L Track Edition Dual Tip Exhaust Diamond Black Tips The business end of this exhaust is not for the faint of heart. Dig into the throttle and you'll realize why this is the Track Edition. This is a loud exhaust, with potential for drone due to the strategic elimination of certain resonators. Family drivers and client entertainers, we suggest the Touring Edition Exhaust! This Track Edition can not be returned for sound reasons