Rare Parts › Mugen Gen 2 Oil Cap (Green) Image 1 of 3 Image 2 of 3 Image 3 of 3 Mugen Gen 2 Oil Cap (Green) $425.00 sold out Incredibly rare original Green finish, New in Box.Fits All Honda Engines 15610-XG8-K1S0 Sold Out Added! Incredibly rare original Green finish, New in Box.Fits All Honda Engines 15610-XG8-K1S0