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  1. TSP Stage 2 Flex Fuel Tune for 2017+ Honda Civic Si - 270whp / 327ft lbs!

    No. You specify either having a stock sized MAF, or a PRL Cobra Race MAF during checkout.

  2. MAPerformance Wants Your Help!

    Any potential for a headlight housing ram-air style intake?

  3. PRL Cobra CAI Race maps

    FWIW: I've got the Cobra with the Race MAF on my car with TSP's Stage 1 tune and I drive the car exclusively in Sport mode, and I still get close to the factory MPG for both city and highway.

  4. 27WON SI sedan exhaust feedback

    Looking good! :headbang:

  5. 27WON SI sedan exhaust feedback

    Any updates? @Vincent@27WON


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