Skip to content

FREE SHIPPING ON MANY ITEMS

Free shipping on many items including, Fuel pumps, Injectors,
Sports cats, Exhausts and more. Learn more on check out when entering the shipping
post code.

SPREAD YOUR PAYMENT OVER 3 MONTHS

Interest free payments

Spread the cost of your web purchases over 3 months interest free with Klarna pay. Simply Select Klarna on final payment page.

Read more

HOME
WORKSHOP SERVICES
RESTORATIONS
SERVICING
Subaru Servicing all
Impreza 93-00
Impreza 01-07
Impreza 08-19
Forester 97-02
Forester 03-07
Forester 08-13
Forester 13+
Legacy 98-22
Levorg 14-22
Outback 98-22
BRZ 13-20 FA20
GT86 13-20 FA20
E-Boxer
REPAIRS
HEAD GASKET EJ25-EJ20
SECONDARY AIR PUMP FIX
CLUTCH FITTING
ENGINE BUILD
SUBARU REMAPPING
TUNING
IMPREZA STI
STI 01-05
STI 06-07 EJ25
STI 08-13
STI 14 -19
IMPREZA WRX
WRX 01-05
WRX 06-07
WRX 08 +
FORESTER
Forester 03+
LEGACY
Legacy 03+
BRZ
SHOP MODEL
SHOP PART
SHOP BRAND
CONTACT US

HOME
Shop RCM Power Parts
CONTACT US

Cookie policy

I agree to the processing of my data in accordance with the conditions set out in the policy of Privacy.

Cart

Your cart is empty

Start shopping

Add order note

Home
Process West

Process West

Filters

Filters

Impreza STI 01-02 (2)‎

Impreza STI 02-05 (2)‎

Impreza STI 06-07 (2)‎

Impreza STI 08-13 (1)‎

Impreza STI 14-19 (2)‎

Impreza STI 93-00 (2)‎

Impreza STI 99-00 (1)‎

Impreza STI 2008-2013 (1)‎

Impreza WRX 01-02 (2)‎

Impreza WRX 02-05 (2)‎

Impreza WRX 06-07 (2)‎

Impreza WRX 93-00 (2)‎

Impreza WRX 99-00 (1)‎

Intake Kit (5)‎

TMIC (3)‎

Process west (8)‎

8 products

Sort by

Sort by

Featured Best selling Alphabetically, A-Z Alphabetically, Z-A Price, low to high Price, high to low Date, old to new Date, new to old

Process West 99-00 IMPREZA GC8 STI Cold air intake - Slowboy Racing

Process West 99-00 IMPREZA GC8 STI Cold air intake

Sale price£299.00

Save £19.67

Process West top mount intercooler 1993-2000 GC8 - Slowboy Racing

Process West top mount intercooler 1993-2000 GC8

Sale price£939.00 Regular price£958.67

Save £10.83

Process West WRX-STI 2001-2007 Cold air intake - Slowboy Racing

Process West WRX-STI 2001-2007 Cold air intake

Sale price£299.00 Regular price£309.83

Process West 97-99 Impreza STI GC8 Cold air intake - Slowboy Racing

Process West 97-99 Impreza STI GC8 Cold air intake

Sale price£299.00

Save £28.00

Process west cold air intake STI 2015+ - Slowboy Racing

Process west cold air intake STI 2015+ - Slowboy Racing

Process west cold air intake STI 2015+

Sale price£349.00 Regular price£377.00

Save £30.57

Process west cold air intake STI 2008-2014

Process west cold air intake STI 2008-2014

Sale price£349.00 Regular price£379.57

Save £34.00

Process West top mount intercooler 2008+ STI - Slowboy Racing

Process West top mount intercooler 2008+ STI

Sale price£999.00 Regular price£1,033.00

Save £19.00

Process West top mount intercooler 02-07 STI - Slowboy Racing

Process West top mount intercooler 02-07 STI

Sale price£939.00 Regular price£958.00

Subscribe to our newsletter

Promotions, new products and sales. Directly to your inbox.

Your e-mail

Next Day delivery

Orders placed before 11AM for next day delivery.

Customer service

Available from Monday to Friday.

Secure payment

Your payment information is processed securely.

Contact us

Need help choosing a product? Message us for support.

HELP

Privacy Policy
Refund Policy
Terms of Service

Workshop Headquarters

28 Blue Chalet IND Park Kent

TN15 6BQ

Tel; 07782 106604

Remapping

Shrewsbury

Follow us

Join the Slowboy community

ECU REMAPPING SERVICE AREA

Remapping London
Remapping Shrewsbury
Remapping Welshpool
Remapping Newtown

Slowboy Racing Powered by Shopify