AGT - Arwyn's Garage Tuning & Performance

AGT - Arwyn's Garage Tuning & Performance The only 4x4 rolling road tuning specialist in North Wales. Vehicle tuning ECU & TCU remapping from top software developers.
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German car specialists (VAG), Land Rover, Ford & others. Maha 4WD & 2WD Rolling road dyno hire and power runs are available.

24/06/2026

Rhan / Part 2 of 2

🏴󠁧󠁒󠁷󠁬󠁳󠁿 Newid gΓͺr cyflym gan Sion gyda Julian yn gwrando ar yr injan a Northampton motorsport ar y cyfrifiadur πŸ‘¨πŸΌβ€πŸ’»

🟒 Some quick shifting from Sion with listening in on the engine and on the laptop!

πŸ‘¨β€πŸ’» [email protected] | 01286 875 400 πŸ“²

🏴󠁧󠁒󠁷󠁬󠁳󠁿 Braidd yn hwyr i'r duedd ymestyn picseli, ond roeddwn i'n meddwl y byddai'n edrych yn braf gyda'r  MK2! Beth mae...
23/06/2026

🏴󠁧󠁒󠁷󠁬󠁳󠁿 Braidd yn hwyr i'r duedd ymestyn picseli, ond roeddwn i'n meddwl y byddai'n edrych yn braf gyda'r MK2! Beth mae pawb yn ei feddwl?

🟒 Bit late to the pixel stretch trend, but I thought it would look nice with the MST MK2! What does everyone think?

There is nothing scarier than your pride and joy being stolen! 😱 That's why you need the AutoWatch Ghost-II Immobiliser ...
11/06/2026

There is nothing scarier than your pride and joy being stolen! 😱 That's why you need the AutoWatch Ghost-II Immobiliser Security Upgrade for your vehicle!

πŸ‘» Does dim byd mwy brawychus na bod eich car yn cael ei ddwyn! - Uwchraddio Diogelwch ar gyfer eich cerbyd gyda Ghost II Immobiliser.

🟒 Gyda’r cynnydd mewn lladradau cerbydau ar draws y DU, mae un dull o atal unrhyw un rhag dwyn eich car – AutoWatch Ghost-II yw'r peiriant Γ΄l-farchnad CAN Bus immobiliser gwreiddiol. Diogelwch eich cerbyd rhag lladrad fel dim byd arall ar y farchnad heddiw. Ar gais yswirwyr ac yn helpu premiymau IS! πŸ“‰

Key Features:

⚫ Protection from Key Cloning and Key Theft.
⚫ No RF transmissions; cannot be scanned for.
⚫ Cannot be bypassed using standard theft methods.
⚫ Undetectable using diagnostics.
⚫ No wire cutting means safer installations.
⚫ Immobilisation by communicating with the ECU.
⚫ PIN code via buttons on steering wheel/dash.
⚫ Unique user changeable PIN code.
⚫ Service/valet mode means the PIN code is never compromised.
⚫ Secure, unique emergency code should the PIN be forgotten.
⚫ Uses the on-board CAN data network.
⚫ No radio frequency signals.
⚫ No additional fobs.

🟒 With the rise in vehicle theft across the UK, there is one method of stopping anyone from stealing your carβ€”the AutoWatch Ghost-II is the original aftermarket CAN bus immobiliser. Protect your vehicle from theft like nothing else on the market today.

Requested by insurers and helps LOWER premiums! πŸ“‰

πŸ”‘ Gallwn gyflenwi a chodio allweddi newydd ar gyfer unrhyw gerbyd.
We can supply and code new keys for any vehicle. πŸ”‘

Ewch i'n gwefan am ragor o wybodaeth/
Visit our website for more information.
https://www.agtperformance.co.uk/security

🏴󠁧󠁒󠁷󠁬󠁳󠁿 Ar gyfer prisiau ac archebion cysylltwch Ò ni.
For pricing and booking, please get in touch. πŸ“² πŸ“¨

10/06/2026

Rhan/Part 1 of 2 πŸ‘¨πŸΌβ€πŸ’»

🏴󠁧󠁒󠁷󠁬󠁳󠁿 Julian o Millington gyda Sion a Northampton Motorsport yn mireinio a graddnodi'r yr MST MK2 ar ein MAHA dyno.

🟒 with Sion and fine tuning and calibrating the MK2 on our MAHA dyno.

DM atom i ddarganfod beth allwn ni ei wneud i chi heddiw!
DM us to find out what we can do for you today!
πŸ‘¨β€πŸ’» [email protected] | 01286 875 400 πŸ“²

🏴󠁧󠁒󠁷󠁬󠁳󠁿 Yn ddiweddar, daeth technegydd o Millington i mewn gyda MST i helpu i galibro injan Millington yn yr MST MK1 hwn...
09/06/2026

🏴󠁧󠁒󠁷󠁬󠁳󠁿 Yn ddiweddar, daeth technegydd o Millington i mewn gyda MST i helpu i galibro injan Millington yn yr MST MK1 hwn ar ein dyno, gyda Northampton yn tiwnio o bell. Roedd yn ddiwrnod cydweithio llwyddiannus.

🟒 We recently had a Millington Engines technician come in with to help calibrate the Millington engine in this MST MK2 on our dyno with Northampton Motorsport tuning remotely. It was a successful collaboration day.

DM atom i ddarganfod beth allwn ni ei wneud i chi heddiw!
DM us to find out what we can do for you today!
πŸ‘¨β€πŸ’» [email protected] | 01286 875 400 πŸ“²

07/06/2026

Golf R MK8 Estate J*p Import Power Run

πŸ“ˆ 336.1 BHP to 398.8 BHP βœ…
πŸ“ˆ 412 Nm to 454.5 Nm βœ…

ECU & TCU Stage 1 remap & R600 Induction system hardware upgrade.

DM atom i ddarganfod beth allwn ni ei wneud i chi heddiw!
DM us to find out what we can do for you today!
πŸ‘¨β€πŸ’» [email protected] | 01286 875 400 πŸ“²

04/06/2026

keeping the Golf R theme, with some serious pops and bangs! πŸ‘ŒπŸΌ

🏴󠁧󠁒󠁷󠁬󠁳󠁿Yn cadw thema'r Golf R, gyda sΕ΅n difrifol or car yma! πŸ‘ŒπŸΌ

VW Golf R MK8 Estate – RacingLine Performance Stage 1 + Hardware🏴󠁧󠁒󠁷󠁬󠁳󠁿 Yn ddiweddar, daeth y Golf R dilychwin hwn atom ...
01/06/2026

VW Golf R MK8 Estate – RacingLine Performance Stage 1 + Hardware

🏴󠁧󠁒󠁷󠁬󠁳󠁿 Yn ddiweddar, daeth y Golf R dilychwin hwn atom am uwchraddiad Racingline Stage 1 a chit Induction R600 caledwedd.

🟒 Recently had this immaculate Golf R in with us for Racingline Stage 1 and the R600 Induction kit hardware upgrade.

πŸ“² DM atom i ddarganfod beth allwn ni ei wneud i chi heddiw!
πŸ“© DM us to find out what we can do for you today!
πŸ‘¨β€πŸ’» [email protected] | 01286 875 400 πŸ“²

30/05/2026

Audi S3 APR Stage 1 & Hardware upgrade

🏴󠁧󠁒󠁷󠁬󠁳󠁿 Gobeithio bod gan bawb benwythnos braf a gyrrwch yn ddiogel lle bynnag dachi am fyndπŸ‘ŒπŸΌ

Hope everyone has a nice weekend and drive safe wherever you're going πŸ‘ŒπŸΌ

πŸ‘¨β€πŸ’» [email protected] | 01286 875 400 πŸ“²

Address

Unit AH/Penygroes Ind Est
Caernarfon
LL546DB

Opening Hours

Monday 7:30am - 7:30pm
Tuesday 7:30am - 6pm
Wednesday 7:30am - 7:30pm
Thursday 7:30am - 7:30pm
Friday 7:30am - 7:30pm
Saturday 7:30am - 1pm

Telephone

+441286882299

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