4.8 2,200+ reviews
4.8★★★★★2,200+ reviewsClosed · opens Monday 8am
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4.8★★★★★2,200+ reviewsClosed · opens Monday 8am
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Porsche GT3 991 tuning on dyno

Gearbox Tuning

Gearbox tuning modules for faster, firmer shifts.

  • 6,572 parts listed
  • Tracked UK delivery, or collect from Maidstone
  • 4.8 from 2,200+ reviews

6,572 parts

Auto Gearbox Tuner

Fits Mercedes G 2000 - 2017 63 AMG - 544HP

Original price was: £415.00.Current price is: £373.50.£311.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes G 2000 - 2017 63 AMG - 571HP

Original price was: £415.00.Current price is: £373.50.£311.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes G 2000 - 2017 65 AMG - 612HP

Original price was: £415.00.Current price is: £373.50.£311.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes G 2018 - 500 - 4.0 V8 Bi-Turbo - 422HP

Original price was: £825.00.Current price is: £742.50.£618.75 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes G 2018 - 63 AMG - 4.0 V8 Bi-Turbo - 585HP

Original price was: £825.00.Current price is: £742.50.£618.75 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2006 - 2012 320 CDI - 211HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2006 - 2012 320 CDI - 224HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2006 - 2012 350 CDI - 211HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2006 - 2012 350 CDI - 224HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2006 - 2012 350 CDI - 265HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2006 - 2012 420 CDI - 306HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2006 - 2012 450 CDI - 306HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2006 - 2012 500 - 388HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2012 - 2015 350 CDI BlueTec - 258HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2012 - 2015 450 - 362HP

Original price was: £350.00.Current price is: £315.00.£262.50 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GL 2012 - 2015 63 AMG - 557HP

Original price was: £415.00.Current price is: £373.50.£311.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GLA H247 (2020 - ) 180 - 136HP

Original price was: £825.00.Current price is: £742.50.£618.75 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GLA H247 (2020 - ) 200 - 163HP

Original price was: £825.00.Current price is: £742.50.£618.75 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GLA H247 (2020 - ) 200d - 150HP

Original price was: £825.00.Current price is: £742.50.£618.75 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GLA H247 (2020 - ) 220d - 190HP

Original price was: £825.00.Current price is: £742.50.£618.75 ex VAT Add to basket

Auto Gearbox Tuner

Fits Mercedes GLA H247 (2020 - ) 250 - 224HP

Original price was: £825.00.Current price is: £742.50.£618.75 ex VAT Add to basket
Fitted in Maidstone

Want it fitted?

Buy the part and we can fit it in our workshop. Ask for a fitted price on any product page and we'll quote the whole job, parts and labour.

Call 01622 321500 Meet the team →

John Ford beside a Porsche 911 GT3 on the JF Automotive rolling road A JF Automotive technician reading and writing an ECU file at the workshop in Maidstone, Kent
Reviews

What customers say

Great service, I had my XHP gearbox map done and it took about 15mins. Great work. After 7 months still no issues
Milan Mamczur
Took my Golf GTI for a DSG gearbox service and was greeted by a helpful receptionist who answered a few questions. Staff were very polite. Very happy with the work done. 👍
Tom Griffiths VW
Great service, start to finish XHP GEARBOX REMAP. Saturday morning in be and out gear changes much quicker. Highly recommended!!
Robert Sandys

Read more reviews →

The JF Automotive team
Meet the team

The team behind every job

Technicians, calibrators and the front desk, all in Maidstone. No call centre and no subcontracting - the person who books you in is the person you can ask about the job.

Newsletter

Offers on parts and tuning, first

A short email now and then: new vehicle support, parts deals, open days. Nothing daily.