Aston Martin DB5 1963-1965
Audi Quattro 1980-1991
Austin-Healey 3000 1965-1972
Bentley Continental 1965-1980
BMW 2002 1968-1976
Ferrari 308 GTB 1975-1985
Ford Escort RS Turbo 1984-1986
Jaguar E-Type 1961-1975
Lotus Elise S1 1996-2001
Maserati Bora 1971-1978
Mercedes-Benz 190E 2.3-16 1984-1993
MG MGB GT 1965-1980
Mini Cooper S 1964-1967
Porsche 911 1965-1973
Rolls-Royce Silver Shadow 1965-1980
Triumph TR6 1969-1976
Volkswagen Golf GTI Mk1 1976-1983
Volvo 240 Turbo 1981-1985

TBVA004: OEM part number(s): N/A

TBVA004 Misc Turbo Dump Valves & Boost Adjusters Heavy Duty Dump Valve Spring: OEM part number(s): N/A

Standard shipping with tracking via Royal Mail or Evri for heavier parts:
- £4.99 per order for standard 2-day delivery
- £5.99 per order for Next Day delivery

Most orders are shipped the same business day if ordered before 2pm. We ship Monday through Friday.

If we unexpectedly run out of stock we may have to order your part which can take up to 1 week. We will be in touch in the rare circumstance that there is a delay to your shipment.

We want you to be completely happy with your purchase but please do not hesitate to contact us immediately if you have a problem with your order. Please ensure that you consider all the points described on our profile page accessible by clicking our name above the product title.

It is especially important that you take due care to ensure that the part you selected is compatible with your car. If in doubt, we'd prefer that you get in touch via our profile page so we can help you.