Unleash Hidden Performance

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BMW X3C M Competition outside Senior Performance
Latest products

Our newest products to improve those lap times.

What our customers say

4 months ago
Top service and results from Senior Performance. I am extremely happy with the tuning & maintenance work done by Arran on my 340i. From initially speaking over the phone and discussing my options & pr...
2 months ago
Brilliant service from Senior Performance. Took my M240i to these guys for a stage 1, stage 3 gearbox map along with some other handling/ brake mods. Super knowledgeable, friendly and professional. Th...
Christopher Howard
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a month ago
Excellent work from Senior Performance. Had a major and zf8 service on my BMW. Very knowledgeable and friendly. Would highly recommend
Tana Lucas
6 months ago
Had a Drivetrain Malfunction warning light appear on my car. Senior Performance had a look at it and managed to remedy it without issues and without any hidden costs. Also got my service done with the...
Umer Dingmar
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7 months ago
Had an oil service for my M2. Great service highly skilled and competitive pricing. Would recommend to anyone with high performance BMW.
Yassir Khalique
3 months ago
Completed a Major service/ transmission service and diff service on my M240i, Competitively priced and professional. 10/10 very knowledgeable and helpful. cheers. will be back
BALMYonPC
7 months ago
I’ve had a service, full service and just the other day i’ve had an egr delete and remap. Car is running lovely. 10/10 service. Top bloke knows his stuff. Very good prices.
M 22:22
10 months ago
Arran completed a major service, ZF gearbox service, fuel injectors and PCV cover for me a few months back. The car has been running so smooth since and all at a reasonable price! Real pleasure to dea...
Matthew Beardow
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