MAC HEADERS ??

[howiefisher]

i bought some mac shorty headers today i am going to put them on tomarrow how much hp should i gain i have an off road x pipe too so it should flow good now???10-15 hp??

 

[canesstangnitro]

yea, that sounds right. that is the normal

 

[howiefisher]

doe any one here have mac headefs on the stang ??? didi you notice a differnce?

 

[mustanglvr95]

hope u got some good gaskets cause mac's tend to blowout...u might notice some gain mainly topend.

 

[poboys 94]

hope u got some good gaskets cause mac's tend to blowout...u might notice some gain mainly topend.

I agree, with the gasket issue some locking bolts would help, it will be a decent improvement over stock. Any improvement in the exhaust flow is a plus on our cars.

 

[mustanglvr95]

ive got locking bolts with mine..they work good