Supertech +1mm Oversize Valve Kit for BMW E36 E46 M50 M52 S50 S52 M54 Exhaust Valve Material:Black Nitride we will notify you and

we will notify you and ask how you want to proceed

6x Spark plugs

0261207106

Use with BMW gasket 11727505259

Supertech +1mm Oversize Valve Kit for BMW E36 E46 M50 M52 S50 S52 M54 Exhaust Valve Material:Black Nitride we will notify you andThese 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,