




This listing mentions: MK7 — confirm against your exact build.
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The part matters — but so does the factory behind it. Here's exactly who manufactures this component.
FactoryPlug is a supply-chain intelligence directory, not a store. We hold no inventory and process no checkouts — this record exists so you can see the real terms before you contact the supplier yourself.
Call it what you want — it's the same part. Younger builders call these DP, downpipe and down pipe. Old-school guys call them turbo downpipe and exhaust down pipe.
First EA888/MQB-family downpipe in the catalog — no overlap with any existing downpipe entries. GTI MK7 FWD (IS20) fitment per listing title — Golf R/S3 AWD (IS38) downpipes differ; buyer confirms year/model/VIN with seller. Verification: showroom evidence 2026-09-19. Affiliate link currently resolves to the sourcing showroom/category page (exact product-detail URL still pending live-browser resolution). --- Conroy's directive 2026-09-19: "Bosca" is the exhaust manufacturer — hunt their storefront first. RESOLVED: "Bosca" = **Jiangxi Boska Trading Co., Ltd.** on Alibaba (brand: COC / BOSKA; storefront: and Supplier standing: 4.8/5, 5 yrs CN, manufacturer, 9,400+ m² factory, 120+ staff, 99.9–100% on-time delivery, ≤1h avg response, $1.4–1.5M+ online revenue, 15% reorder rate — clears every bar. All 10 products below are Bosca storefront top-picks, verified on the live minisite 2026-09-19 (prices/sold/MOQ read straight off the product cards; two crawl snapshots cross-checked — minor price/sold drift noted where seen). Detail pages hit the bot wall this run (the marketplace product-detail fetches + minisite outlink clicks both blocked) — exact product URLs resolve on the live-browser storefront pass: open the minisite, click the matching product card. Affiliate links: link pending (parent converts via Deep Link Generator). Review photos: not visible on storefront cards — capture on the live-browser detail-page pass along with gallery images. **Real-buyer review evidence (Bimmerpost G20/G22 forum, COC/Bosca catback thread):** - "I ordered my COG Catback from Jiangxi Boska Trading Co., Ltd on Alibaba. Everything worked perfectly and the fitment was great." (forum typo "COG" = COC) - "That sounds absolutely batshit insane! Music to my ears." — on the sound with a 400-cell catted downpipe - Video: "2024 BMW M340i - Alibaba Valved Catback Exhaust (Warm Start + Open/Closed Valve Revs)" (YouTube) Search it your way — Younger builders call these DP, downpipe and down pipe. Old-school guys call them turbo downpipe and exhaust down pipe.