Services

Proudly serving as Hertfordshire's premier mechanic for high-performance Japanese cars, Magnum Performance specialises in the meticulous care of iconic JDM legends. From routine servicing to complex diagnostics, our expert technicians keep your performance vehicle running at its absolute best in Heydon, Hertfordshire and across the United Kingdom.

At Magnum Performance, we go far beyond chasing raw horsepower — though that's always part of the excitement. Our comprehensive tuning philosophy is built around maximising every aspect of your vehicle's performance, delivering a perfectly balanced and responsive drive tailored to your needs. Hertfordshire's trusted tuning specialists for JDM and high-performance vehicles.

At Magnum Performance, our fabrication expertise revolves around creating precision, tailor-made solutions that elevate both the aesthetics and functionality of your car. Based in Heydon, Hertfordshire, we craft bespoke components designed to perform as good as they look — built to last on UK roads and the track alike.

Magnum Performance understands that professional automotive wiring demands far more than quick fixes and temporary solutions. Our Hertfordshire-based wiring specialists deliver clean, reliable, and high-performance electrical installations built to the highest standards — whether for road cars, track builds, or full engine management systems.

Backed by years of hands-on experience building, tuning, and maintaining engines across a wide range of platforms, Magnum Performance is Hertfordshire's go-to destination for bespoke engine builds. Every engine we build is engineered for maximum power, reliability, and longevity — whether for the street or competition use.

Magnum Performance specialises in building fully bespoke race cars from the ground up, with an unrelenting focus on exceptional driving dynamics, outright speed, and long-term reliability. From club racing to competitive motorsport across the UK, we build cars that win — engineered right here in Heydon, Hertfordshire.