Supertech Single Groove Exhaust Valves for 2016-2019 BMW 340i (F30) B58 24v 3.0L Turbocharged Engines

Supertech Single Groove Exhaust Valves for 2016-2019 BMW 340i (F30) B58 24v 3.0L Turbocharged EnginesFull Set of 12 Exhaust ValvesMCEVI-1400S-HSHead Diam: 28.50mm (STD) Stem Diam: 5.95mm Length: 100.10mmMaterial: Sodium Filled InconelGroove Type: Single Groove Valve Type: ExhaustKeepers: KPR-6S/7 (Included)*Single Valves Are Also Available In The Drop Down Menu Below* Supertech manufactures a variety of high performance Inconel valves for many applications. Supertech Sodium Filled Valves made of Inconel / Nimonic alloy offer a significant reduction in valve head temperatures that are required for today’s modern turbo engines. A cooler valve improves the material strength and durability while allowing the tuner more flexibility and a wider range of spark timing advances. Combine that with an  average weight reduction of 10% and there isn’t a cooler valve on the market.