Transmission Cooler for BMW 3 Series E30 (1984-1991)

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A transmission cooler is designed to keep fluids at a nominal temperature during periods of heavy use, or high heat. If yours is leaking, replace it now to prevent fluid loss and catastrophic failure.
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Cohline Transmission Cooling Line - Automatic Transmission - Inlet fr...
Also use- (Qty.) (1) 17 22 1 707 533 fitting, (2) 07 11 9 963 276 seal ring. For vehicles with production date from 09/1984
Cohline - Corporate Logo
T#:19546
Part#: 17221707538
In Stock at Vendor
$ 176.47

This product was last offered at the strikethrough price on
05-11-2026

$ 161.12 USD
Free Shipping
$ 161.12 USD
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OIL COOLING PIPE INLET 17221707538 Manufactured by Cohline

Fits BMW Engines including:
M10,M20,M30

Genuine BMW - Corporate Logo
T#:46674
Part#: 17221177655
Ships in 3 Business Days
$ 68.99 USD
Free Shipping
$ 68.99 USD
Free Shipping


Genuine BMW Oil Cooling Pipe Outlet - 4Hp22
This item fits the following BMW Chassis:
E30

Fits BMW Engines including:
M20

Genuine BMW - Corporate Logo
T#:28589
Part#: 07119963276
In Stock
Sale - Save 25% $ 1.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 1.49 USD
Free Shipping on orders $49 and up
Sale - Save 25%
$ 1.99

This product was last offered at the strikethrough price on
06-25-2026

$ 1.49 USD
Free Shipping on orders $49 and up


Genuine BMW Gasket Ring -
This item fits the following BMW Chassis:
E30


CSF Universal Large Single-Pass Oil Cooler - Universal Application ...
Universal fitment design - modifications may be necessary to run this cooler
CSF - Corporate Logo
T#:53608839
Part#: 8371
Ships in 3 Business Days
New Item
$ 499.00 USD
Free Shipping
$ 499.00 USD
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CSF redesigned this cooler and went with a more traditional inlet/outlet orientation. The new single pass design features high efficiency and high durability, but with vertically oriented inlet and outlet connections.
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Genuine BMW - Corporate Logo
T#:393644
Part#: 17221707538
Ships in 3 Business Days
$ 153.99 USD
Free Shipping
$ 153.99 USD
Free Shipping
Elring - Corporate Logo
T#:45517830
Part#: 407.780
Special Order: No Guaranteed ETA
$ 2.99 USD
Free Shipping on orders $49 and up
Prevent fluid leaks with a brand new o-ring seal from Elring Replaces BMW # 17211742635