Mazda CX7 Exhaust

I Am Missing 2 Exhaust Flange Bolts From The Manifold To The Exhaust Pipe. I Just Need To Know The Thread Pattern And Length So I Can...

I Own A 2008 Cx 7 And I Would Like It To Sound More Like The Similar Infinity Version --- More 'throaty.' If I Change Out The Muffler...

I Was Driving And It Seemed As If There Was Hesitation When I Stepped On The Gas. The Next Time I Drove My Vehicle , I Backed Out Of My...