SX Customs service
EGR faults can cause rough running, hesitation, smoke, warning lights and poor throttle response. SX Customs provides diagnostics and suitable software support where permitted.
Professional tuning
EGR faults can cause rough running, hesitation, smoke, warning lights and poor throttle response. SX Customs provides diagnostics and suitable software support where permitted.
SX Customs works with vehicle owners across Essex who want better response, stronger drivability and clear advice before software work is carried out.
Why it matters
We ask for vehicle details, engine, usage and goals before recommending the best option.
Support across Chelmsford, Basildon, Brentwood, Southend, Thurrock and nearby towns.
Straightforward guidance on what is suitable and what should be checked first.
FAQs
Rough idle, hesitation, smoke, warning lights and limp mode.
No. Mechanical faults, sensors and intake issues should be checked first.
Yes, message with fault codes and vehicle details.
Ready to tune your vehicle?
Message us with your registration, engine size, current modifications and what you want from the vehicle.