Add boost control functionality to your OBD1 Honda/Acura ECU with our DIY PWM Boost Control Kit. This kit provides the components needed to enable a PWM output on the A11 pin, allowing you to control a 3‑port MAC valve directly from the ECU, commonly referred to as “Boost by Gear.” Perfect for enthusiasts looking to integrate boost contro
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Always great products, excellent pricing and quality. Although some pics of after installation would be nice to verify correct orientation of chips. You know we are picture people and not words lol