hey tr i got a whole in my hears so i went an got some stock ls manifold and took it to mbc and the car havign problems after i got it from them. it idles so low it cuts of when i hit my brake. it pissing me off i bought a new map sensor an no difference. wha could be wrong..an it jerks back an forth it feel like when im in first ggear and it upsets me
please help rep wiill be givin