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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 E W213 (2020 - ) 200 - 197HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 220d - 194HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 300 - 245HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 300 - 258HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 300d - 245HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 300d - 265HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 300de - 316HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 300e - 320HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 350d - 286HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 400d - 330HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 450 - 367HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 53 AMG - 435HP

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

Auto Gearbox Tuner

Fits Mercedes E W213 (2020 - ) 63 S AMG - 612HP

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

Auto Gearbox Tuner

Fits Mercedes G 2000 - 2017 270 CDI - 156HP

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

Auto Gearbox Tuner

Fits Mercedes G 2000 - 2017 32 AMG - 354HP

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

Auto Gearbox Tuner

Fits Mercedes G 2000 - 2017 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 G 2000 - 2017 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 G 2000 - 2017 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 G 2000 - 2017 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 G 2000 - 2017 350 CDI - 245HP

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

Auto Gearbox Tuner

Fits Mercedes G 2000 - 2017 400 CDI - 250HP

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

Auto Gearbox Tuner

Fits Mercedes G 2000 - 2017 500 - 421HP

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 55 AMG - 476HP

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 55 AMG - 500HP

Original price was: £415.00.Current price is: £373.50.£311.25 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

I got a stage 1 tune for a Golf R, engine and gearbox. This is our family car so it was about tightening up the response and adding low-end torque to improve driveability. I turned up, the job was done while I waited (less than an hour). They had free coffee and good wifi so…
Richard Henderson VW
My VW T6 had a hybrid turbo installed and a myriad of other engine improvements such as intercooler upgrade along with charge cooler upgrades etc, the guys at JFA were great, setting it up was more awkward due to it not being a standard engine, but they tuned it superbly, 263bhp with the gearbox tweaked…
Ian VW
Great service, start to finish XHP GEARBOX REMAP. Saturday morning in be and out gear changes much quicker. Highly recommended!!
Robert Sandys

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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.