okay my friend got a em2 coupe lx nd we wanna put a cat back system on it but only ex shows up for the header nd the cat back buut his cat is on his header and we cant find a lx header for his coupe nd we need help like now so pllz help me any one that has dun this

 

I thought all em2's came with the same engine

 

No theres d17a1 and d17a2. Vtec and non vtec.