Technical guides
Fitment, materials, dyno data and tuning answers from the people who build the parts. Written by AZ Motorsport in Québec.
Compare aftermarket auto programmers, chip-tuning modules, custom ECU tuning and dyno/road-log tuning before buying parts or booking a tune in Quebec.
Compare modified exhaust Brossard price factors for repairs, mufflers, cat-backs, downpipes, headers and fabrication before asking for a quote.
Choosing Porsche 992 Turbo S downpipes, a race exhaust, headers or all three? Compare fitment, sound, CEL risk, tuning and Canada/Québec caveats.
Compare Porsche Cayenne Turbo GT exhaust and downpipe options by fitment, sound, CEL risk, race-use notes, and which AZM setup to choose.
Shopping an Audi RS3 8Y downpipe or exhaust? Use this fitment-first guide to compare downpipe vs race exhaust upgrades, tuning/CEL caveats, and AZM product...
