Keltec Performance

Engineering Excellence Since Day One

Leeds, West Yorkshire

Exhaust & Tuning Services in Leeds

From fully bespoke stainless exhaust systems to data-driven ECU remapping, fabrication and repairs — everything we do is engineered and finished in our purpose-built Bramley, Leeds workshop.

Custom Exhaust Systems

Bespoke T304 stainless steel exhaust systems designed and built around your exact vehicle and goals — better gas flow, the sound you want, and a perfect fit. From full systems to cat/DPF-back and rear sections, every build is measured, mandrel-bent and TIG welded in our Leeds workshop.

  • Full system design & build
  • CNC mandrel bending (no wrinkle bends)
  • Resonated or non-resonated sound tuning
  • Lifetime warranty on craftsmanship
Custom exhausts in Leeds

ECU Remapping & Performance Tuning

Data-driven ECU remapping that unlocks torque, throttle response and drivability without compromising reliability. We datalog and test every map — using Elite Remaps files — and offer dedicated track and competition solutions where appropriate.

  • Stage 1 performance remaps
  • Datalogging & measured development
  • Track-only & competition maps
  • Tailored to your vehicle & use
ECU remapping in Leeds

Custom Fabrication

Specialist stainless metalwork for projects that need more than an off-the-shelf part. Expert TIG welding, custom brackets, heat shields, downpipes and one-off solutions — engineered properly and finished cleanly.

  • Expert TIG welding
  • Custom brackets & mounts
  • Heat shields & downpipes
  • One-off performance parts
Our fabrication process

Exhaust Repairs & Modifications

Practical repairs and upgrades — resonator deletes, pressure-bent sections, blow fixes and modifications — done quickly and to the Keltec standard. Ideal when you need it sorted without a full bespoke build.

  • Resonator & silencer deletes
  • Section repairs & blow fixes
  • Pressure-bent practical upgrades
  • Honest advice on what you need
Modifications guide

Why drivers across Leeds & West Yorkshire choose Keltec

We don't fit generic, off-the-shelf exhausts. Every Keltec system is engineered for the car in front of us — measured, mandrel bent for unrestricted flow, and TIG welded by experienced fabricators. The result is a system that flows better, sounds the way you want, and lasts, backed by a lifetime warranty on our workmanship.

Choose from our Signature, Precision and Essential ranges to match your goals and budget, pair your build with a performance remap, or read our cost vs quality guide to understand why building it right saves money long term.

Ready to discuss your project?

Tell us about your vehicle and goals and we'll put together a quote.