Kooks 1-7/8" headers and the Corsa Extreme valved active catback with double HH pipe.
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I installed Kooks 1 7/8 Catless headers on my active exhaust 24. All I did was order a pair of o2 sensor spacers for around $15 and no CEL.Wow that sounds amazing!! did you get a check engine light?
I have a list of questions for the header peopleI installed Kooks 1 7/8 Catless headers on my active exhaust 24. All I did was order a pair of o2 sensor spacers for around $15 and no CEL.
I didnāt dyno the car so canāt say too much about performance but I can say the throttle response is much better. I went catless headers and have steeda H pipes installed and the car is DUMMMMMMY loud lol. Cold starts are brutal. Thank god for active exhaust. And definitely not passing emissions with catless headers. Iām in Florida so it doesnāt matter to me lolI have a list of questions for the header people
1. What did you notice performance-wise after header install? Any changes in the power/torque curve?
2. How significant was the sound increase?
3. How do you manage passing emissions with headers? lol
That all sounds great, but I'll have to find a shop to pay off for emissionsI didnāt dyno the car so canāt say too much about performance but I can say the throttle response is much better. I went catless headers and have steeda H pipes installed and the car is DUMMMMMMY loud lol. Cold starts are brutal. Thank god for active exhaust. And definitely not passing emissions with catless headers. Iām in Florida so it doesnāt matter to me lol
1. My car gained over 4 MPH in the 1/4⦠so every bit of roughly 40 HP gain avg through the upper rpm band.I have a list of questions for the header people
1. What did you notice performance-wise after header install? Any changes in the power/torque curve?
2. How significant was the sound increase?
3. How do you manage passing emissions with headers? lol