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4.8★★★★★2,200+ reviewsOpen now · closes 5pm
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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 Vauxhall Antara 2011 - 2.0 CDTi - 170HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Antara 2011 - 2.2 CDTi - 163HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Antara 2011 - 2.2 CDTi - 184HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra 2019 - 1.2T - 145HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra 2019 - 1.5 CDTI - 105HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra G (1998 - 2004) 2.0 T VXR - 200HP

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

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.3 CDTi - 90HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.4 T - 140HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.6 T - 180HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.7 CDTi - 100HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.7 CDTI - 110HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.7 CDTI - 125HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.7 CDTi - 80HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.9 CDTi - 100HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.9 CDTi - 120HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 1.9 CDTI - 150HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 2.0 CDTI - 160HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 2.0 DTi - 100HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 2.0 T - 170HP

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

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 2.0 T - 200HP

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

Auto Gearbox Tuner

Fits Vauxhall Astra H (2004 - 2009) 2.0 T VXR - 240HP

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

Auto Gearbox Tuner

Fits Vauxhall Astra J (2009 - 2015) 1.3 CDTI - 95HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra J (2009 - 2015) 1.4 T - 120HP

Original price was: £315.00.Current price is: £283.50.£236.25 ex VAT Add to basket

Auto Gearbox Tuner

Fits Vauxhall Astra J (2009 - 2015) 1.4 T - 140HP

Original price was: £315.00.Current price is: £283.50.£236.25 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
These guys really know their stuff. I went there for a TCU gearbox upgrade which has made all the difference on my car, they were really competitively priced and helped advise me on a few other bits as well. I’m definitely going back there again for some more upgrades. I highly recommend these guys, not…
Darren
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

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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.