knock issue

New to the Mazdaspeed 3 Space and as usual with buying cars you think are gonna be awesome their are always flaws. MODS: Cork sport HPFP, HPS CAI, EBAY TURBO INLET, Dual port BOV EBAY, JBR Poly mounts all around, Cork sport OCC. CONDITION: 6,000 miles on long block, 6,000 miles on turbo...

I get a crazy engine rattle everytime i want some boost. Knock Retard on AP goes all the way up to 8 and the engine rattle is only audible when a good amount of boost starts hitting. Either than that, engine makes absolutely no rattle when boost is not used. Ive looked everywhere and the rattle...

I have a 2006 MAZDASPEED6. It has 120,000 miles on it. It is completely stock minus a bov. Cs injector seals, and an ap with a stage 1 Cobb ots map. I have hpfp internals, dp, and a tune on the way. I get wot kr builds slowly up to around 3-5 depending on bats. Can’t seam to figure out what’s...