Supertech +1mm Oversize Valve Kit for BMW E36 E46 M50 M52 S50 S52 M54 Exhaust Valve Material:Black Nitride Use with BMW gasket 11727505259

Use with BMW gasket 11727505259

Disc Material: Organic

6x Spark plugs

or 33% larger than most aftermarket intercoolers for the F-Series platform

& S52 engine

Supertech +1mm Oversize Valve Kit for BMW E36 E46 M50 M52 S50 S52 M54 Exhaust Valve Material:Black Nitride Use with BMW gasket 11727505259These 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,