Supertech Inconel Exhaust Valves for Honda D-Series VTEC Select::Exhaust 27.0mm (1 Single) (HEVI-1102-1) These do not fit 2018+

These do not fit 2018+ STi

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Supertech Inconel Exhaust Valves for Honda D-Series VTEC Select::Exhaust 27.0mm (1 Single) (HEVI-1102-1) These do not fit 2018+Supertech Inconel exhaust valves for Honda VTEC D Series engines. The Inconel 751 nickel base alloy is great for engines that reach high temps. These valves are available in various sizes to match your head diameter. Sold as a set of 8 or individually as needed. Please do all your research and consult your engine builder if necessary! Vehicle Fitment: Honda Civic, CRX, Del Sol VTEC SOHC D16Y6, D16Y7, D16Y8, D16Z6, D15B, D17A For exhaust valves only.