Borla 21-23 Kia K5 GT i4 AT FWD 4DR 2.00in 2.75in S-Type Exhaust - Black Chrome 2005-mazda-rx-8-base-esi1596860 Responding to the high-output exhaust

Responding to the high-output exhaust needs of the supercharged 2010 Shelby GT500

Includes ZR2 & AT4X models

This system features the aggressive ATAK(r) sound and a merge X-Pipe for increased flow and improved performance

Borla(r)'s patented SwitchFire(r) design further blends the combustion gases and sound waves

Drivers negotiating terrain from rally course jumps to shopping mall speedbumps will appreciate how Borla(r)'s R&D fabricators found room to tuck the system muffler higher than the OE exhaust

Borla 21-23 Kia K5 GT i4 AT FWD 4DR 2.00in 2.75in S-Type Exhaust - Black Chrome 2005-mazda-rx-8-base-esi1596860 Responding to the high-output exhaustThis 2. 75" diameter into dual 2" BORLA Cat Back system has been tuned for flow, performance, and sound specifically for the 2. 5L 4 cylinder engine in the K5 GT. The system delivers the sporty S Type sound without any drone in the cabin. The exhaust exits thru dual 3. 5" round black chrome on T 304 stainless steel tips on each muffler assembly. Using BORLA Stainless Steel Polish p# 21461 is NOT recommended with these black chrome tips. We suggest