Agency Power Titanium Quad Tip Catback Exhaust System STI WRX Sedan 2011-2015 ExperiMental Designs Ensure the surface is 100%

Ensure the surface is 100% dry and free of wax

22-position compression adjusters for precise damping control

this tee keeps you comfortable

For best results

Replacement bolts (factory handle bolts are often seized or stripped)

Agency Power Titanium Quad Tip Catback Exhaust System STI WRX Sedan 2011-2015 ExperiMental Designs Ensure the surface is 100%Agency Power Titanium Quad Tip Catback Exhaust System STI WRX Sedan 2011 2015 Agency Power has developed one of the best sounding and performing exhaust systems for the STi Sedan. The new exhaust features an all T304 stainless steel piping in 3inch diameter from the catback. The piping is all hand polished featuring robotic TIG welding. The midpipe includes a resonator to assist in keeping that traditional boxer engine sound with an exotic race tone