Confirm fit against your vehicle’s original OE number, VIN or original part before ordering — see below.
Dispatch in 3 business days
From Dubai, UAE
Accepted within 14 days, No Returns for Electrical Items
Seller pays return shipping
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The 503 688 is a part manufactured by TOPRAN, cataloged as Charge Air Hose (BMW OE 1161 7 810 617)
Judged on its specification sheet, the 503 688 matches the reference numbers and dimensions listed on this page for its cataloged applications. TOPRAN is an established aftermarket parts supplier; CarBus24 has not run independent testing on this listing. Before buying, verify your original part’s number and dimensions match this listing.
Send us your VIN or vehicle details on WhatsApp — we’ll confirm the right part for you.
Chat on WhatsAppUSD 41.55 — VAT applicable for Dubai and Oman
Dispatch in 3 business days, from Dubai, UAE
Accepted within 14 days, no returns for electrical items — seller pays return shipping
Cards, PayPal & Cash on Delivery
To order, use Add to Cart or Buy Now above, or order via WhatsApp — or contact us with your VIN or original OE number if you’d like fit confirmed first.
If you’re unsure whether this is correct for your vehicle, contact CarBus24 with your VIN, vehicle details, or your original part’s number and we’ll confirm before you order.
It is a part manufactured by TOPRAN, cataloged under part number 503 688.
This part has 46 associated reference numbers listed under Reference Numbers on this page. Confirm against your own vehicle's OE number before ordering.
Check the Compatibility section on this page for the full list of confirmed vehicle applications, or contact CarBus24 with your VIN if you're unsure.
Directly on this CarBus24 product page — use Add to Cart or Order via WhatsApp above.
Dispatch in 3 business days, shipped from Dubai, UAE. Returns are accepted within 14 days (no returns on electrical items); the seller pays return shipping.
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Image shown is for reference only. The actual product supplied is based on the specified part number and brand.
Cross-referenced part numbers should still be checked against your exact vehicle and application — interchange listings are a starting point, not a guarantee of fit.
Listed reference numbers are commonly associated with this part — confirm against your own vehicle’s OE number before ordering.
