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1987 Suburban R10 emissions problem due to modified intake
I got this sweet Suburban last year and needed to register it in Colorado. It failed emissions on HC and CO. When I bought it I noticed some tubes that seemed like something had been removed and the owner in Idaho (where they don't have the same emissions test requirements) said it was an air...- thatgermanguy
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- 1987 r10 air intake emissions
- Replies: 12
- Forum: Tech Discussion
