34K views · 44 reactions | Scion FRS // Toyota 86 // Subaru BRZ // Our 4 into 1 unequal length header kit and cat back systems take it to the next level by unleashing that boxer rumble for the ultimate in sound and performance.#scionfrs #toyota86 #xforceexhaust #varex #varexsmartbox | Xforce Performance Exhaust USA | Facebook

The Best Upgrade System for Toyota GT86 / GR86 / Subaru BRZ & Scion FRS The upgrade system that developed for track races & street driving and daily use. Professionally engineered for the best performing at every rpm power band, allowing you to switch between the exhaust modes easily with just simple clicks on the wireless remote from race mode (loud aggressive sound) to eco mode (silent as stock exhaust sound) without compromising the engine power & torque for both automatic and manual transmis

32 reactions | Some said equal equal-length header is better, and...