Last updated: October 24, 2026
Why this page exists
Readers of a performance parts site deserve to know where the information comes from and who stands behind it. This policy explains how the ExtremeSpec Auto Editorial Team picks subjects, gathers information, writes pages and fixes mistakes. It describes what we actually do, including the parts we do not do.
Choosing topics and products
We begin with reader usefulness. If people planning an exhaust, intake, engine electronics or suspension upgrade keep running into the same question, that question becomes a candidate for a page. Search demand helps us judge how many readers might need the answer. For product coverage, availability matters, because a part that cannot be ordered does little for a buyer. Whether a link would pay a commission is not a factor.
How research is done
Our research draws on manufacturer specifications, public product information and aggregated buyer feedback. In practice that means reading published dimensions, materials and fitment lists, then looking for patterns in what owners report after installing a part. There is no lab or hands-on testing behind our pages, so you will not find dyno charts or measurements from us, and nothing here should be read as our own performance data.
Manufacturer claims remain the manufacturer’s claims, and owner reviews can be uneven. Where sources disagree, we aim to say so in the guide instead of choosing the answer that sounds best. Fitment in particular depends on your exact vehicle, so please confirm it with the seller or maker.
Writing and review
Drafts are written with AI writing tools, which is a normal part of the process here. Every draft is then reviewed by the ExtremeSpec Auto Editorial Team before it is published. Reviewers check that the page answers the question it set out to answer, that numbers match the sources, and that the wording is plain and free of hype.
Commissions and independence
ExtremeSpec Auto earns affiliate commissions when readers buy through some of our links. Commissions never decide what we recommend or how a part is described. The Affiliate Disclosure has the details.
Updates and errors
We revisit a page when a product changes, a part is superseded, or a reader points out a problem. We do not follow a fixed calendar, since a guide about suspension basics ages differently from a listing for one specific part. When something is wrong, tell us by email at editorial@auto.extremespec.net, including the page address and what looks incorrect. To learn more about the site, visit the About Us page.