K20z1 in 02 rsx k20z1 thank you:laughing: k20a2 =02-04 type-s k20z1=05-06 type-s . 3in exhaust dynoed at 290-300. SKU. View as Grid List. 02-04 and 05-06 electrical components are usually not plug-and-play, it requires repin or harness swaps. 17 posts · Joined 2023 Add to quote; Only show this user #1 K20A2/K20Z1 RSX Type-S Valve Springs & Retainers RSX Type S 02-06 DC5 - Real Street Performance Skunk2 Pro Titanium Retainers 02-06 RSX 02-11 Civic Si K20 04-08 TSX K24A 00-09 S2000 F20C F22C . Is the 05-06 type s really that Overall the driving improvements to the 05/06 RSX mirror the 02-04 RSX reflash. 2985 posts · Joined 2007 Add to quote; Only show this user -Get a 02-04 VSS - Speed Sensor-Buy a 02-04 Differential or this is a great time to get that LSD quaife or whatever you want but it has to adapt with the VSS gear. K20A2/K20Z1 RSX Type-S Pistons; K20A2/K20Z1 RSX Type-S Pistons. Hatch lid and roof systems still not wired, next week the engine goes in. vajpxnueoocoqejevurazkqkxfsqyuvzwdeujmpcrcdwukcawqcwzfynpxsidgerivb