RCM O Ringed Thermal Spacer Kit - Spec C Lights 2) and P/N: 15104-46060

2) and P/N: 15104-46060

Whilst it is necessary to initially adjust the ECU mapping to prevent a check engine light the results offer

RCM have replicated both parts which perform exactly as the original part did

Engine power is directly related to the rate of incoming and outgoing airflow

RCM O Ringed Thermal Spacer Kit - Spec C Lights 2) and P/N: 15104-46060The RCM O Ringed Thermal spacer kit contains everything required to install our Phenolic Spacers to your Subaru. This kit has been designed to be used on the Spec C model which has the single piece inlet manifold. The kit is designed to aid in the reduction of the air inlet temperatures in the inlet manifold, by isolating the manifold from the heat travelling through from the engine's cylinder heads. Sealing between the spacers, manifold and cylinder