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Welcome to PartBox Performance and Tuning Parts

Special Offers and Discounts


Mishimoto Performance Aluminium Radiator

Mishimoto Performance Aluminium Radiator

[MMRAD-WRX-01] Ideal upgrade for the 01-07 Impreza WRX/STI. Produces 30% greater cooling capacity as well as boosting engine functions and prevents your Evo from overheating
£258.00 inc. VAT
£215.00 exc. VAT
Cometic Head Gasket Evo4/8 1mm / 87mmm bore
£168.00 £100.00 inc. VAT
£83.33 exc. VAT
Walbro Motorsport Fuel Pump Kit (Mitsubishi Evolution V3-9)
£95.94 £88.70 inc. VAT
£73.92 exc. VAT


Retainer Rear Brake E4/6
£1.38 £0.28 inc. VAT
£0.23 exc. VAT
Ford 12.5mm Rear Axle/Hub Spacer Set (2 spacers with bolts)

Ford 12.5mm Rear Axle/Hub Spacer Set (2 spacers with bolts)

£31.49 £28.34 inc. VAT
£23.62 exc. VAT
Cusco Front Member Power Brace AJ
£194.40 inc. VAT
£162.00 exc. VAT
HKS Inlet Manifold Gasket
£7.20 inc. VAT
£6.00 exc. VAT
Ford Caliper Bolt ST
£2.12 £1.91 inc. VAT
£1.59 exc. VAT
Nut, conrod E1-6, DE2A, VR4
£3.23 £0.65 inc. VAT
£0.54 exc. VAT
HKS Super SQV Vacuum Filter
£8.40 inc. VAT
£7.00 exc. VAT
AP Racing Bleedscrew Cap - Rubber
£1.20 inc. VAT
£1.00 exc. VAT

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At PartBox you can find a wide selection of well-respected imported performance car parts for a range of Japanese and European cars. Read more.

We are the UK/European distributor or RAYS Wheels; Japan's lightest forged alloy wheel with a range from VOLK Racing, 57Motorsport and GramLights.

We stock a range of engine tuning parts, including ARP racing fasteners, Ferrea valves, HKS tuning parts, K1 rods, JE and Wiseco pistons and much more..

If it is transmission parts you are after, we sell a range of limited slip differentials (LSDs) from CUSCO, KAAZ, Tran-X and Wavetrac as well as Fidanza flywheels.

We also stock a range of suspension components from CUSCO and TEIN as well as high performance brake kits from AP Racing, Brembo, Ferodo and Performance Friction.

Other lines of performance car parts we stock include Avo, Blitz, Cosworth, Ford Component Sales, Glencoe FSE, JR Filters, Mishimoto radiators and much more. If you can't find what you need, get in touch.

Please note: Due to fluctuating exchange rates prices may vary from those shown.
All prices will be confirmed before payment is taken. Special offers are subject to availability.