Supertech +1mm Oversize Valve Kit for BMW E36 E46 M50 M52 S50 S52 M54 Exhaust Valve Material:Black Nitride Boost Monkey F25 X3 FMICThe

Boost Monkey F25 X3 FMICThe Boost Monkey F25 X3 FMIC is the perfect cooling solution for any stock turbo or upgraded turbo N20/N55 setup

6x Spark plugs

one of the biggest improvements you will see with the Boost Monkey FMIC hose upgrade is the single-piece construction on both sides of the intercooler

we will notify you and ask how you want to proceed

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Supertech +1mm Oversize Valve Kit for BMW E36 E46 M50 M52 S50 S52 M54 Exhaust Valve Material:Black Nitride Boost Monkey F25 X3 FMICTheThese Supertech valves are a great upgrade to the stock two piece valve design. Their one piece construction offer superior resilience. These valves kit are sold as single groove keepers, unlike the triple groove design on the stock valve. Available with either Black Nitride or Inconel Exhaust Valves. Inconel composition offer superior heat reassurance and are ideal for force induction applications. These valves are +1mm Larger than the stock valves,