Welcome to GAP Performance

Welcome to GAP Performance - Custom Exhausts, a proud member of Treforest Accident & Repair Centre. We are a committed and dedicated team specialising in custom built stainless steel exhausts. We have over 10 years experience in custom exhausts and welding.

GAP Performance - Custom Exhausts

Custom Built Stainless Steel Exhausts

Custom built exhausts systems made from high quality stainless steel tailor made by our expert technician, with many years of experience.

Backbox/Resonator Delete

Whether you want a little bit more sound or a lot more from your car, we offer backbox deletes and resonator deletes.

Welding

We offer both MiG and TiG welding. Welding repairs, custom built exhaust, exhaust repairs and more.