caboose
USDM to the bone
I have a megan racing header and cat back exhaust on my D15B6. I heard that the larger tube header might be causing me to loose low end torque and therefore lower my gas mileage.
Do you think that this might be a problem? Does anyone make a smaller tube header at a low price?
Do you think that this might be a problem? Does anyone make a smaller tube header at a low price?