THIS IS BRAND NEW: DNJ® Piston Rings Standard FITS: 02-11 Honda, Acura / Civic, RSX 2.0L L4 DOHC Naturally Aspirated K20Z3,K20Z1,K20A3,K20A2 FITMENT NOTES: Set Services Complete Engine, 1.2x1.2x2.0 DNJ Engine Components is a full line provider of Domestic & Japanese engine parts for cars and trucks. We carefully selected DNJ Engine Components as the sole provider. DNJ has a 30+ year track record of quality, experience, and trust. It makes sense for us to carry a brand that would help us earn customer loyalty in the long run