MAZDA EXHAUST

I Hol­lowed My Cat­alytic Con­verter (for Pops Tune) And I Did­n’t Like The Sound, It Had A Metal­lic Sound In­side The Car When I But Gas. ...

I Am Dis­as­sem­bling The En­gine To Re­place The Head Gas­ket. I Have Been Fol­low­ing The Re­pair Man­ual In­struc­tions And Am Now At The Part Where...