Seller notes

K-Tuned RBC / RRC Throttle Body Adapter (both 62mm and 70mm sizes) Applications: K20a, K20a2, K20z1, K20a3 Finally the best RBC Adaptor ever created. The K-Tuned Dual 62/70mm RBC adaptor has a unique press fit 7.5mm ring that allows the use of either a stock 62.5mm throttle body or a larger aftermarket 70mm unit. If you decide to upgrade to a larger 70mm aftermarket throttle body later on, simply press out the ring and install the adapter. This kit comes complete with hardware for both 62.5mm an...

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