BMW F3X/F2X B58/B48 Triple-Pass Heat Exchanger w/ Rock Guard - Black

Name: BMW F3X/F2X B58/B48 Triple-Pass Heat Exchanger w/ Rock Guard - Black
Brand: CSF RADIATORS
SKU: 281-8131B
Price: 695.00 USD
Availability: InStock

^$695⁰⁰

Ships on Sep 04, 2026

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BMW

Turbocharger Heat Exchanger

BMW F3X/F2X B58/B48 Triple-Pass Heat Exchanger w/ Rock Guard - Black

B58/B48 Heat Exchanger (BLK)

CSF Radiators 8131B Features:

Significantly reduce Intake Air Temperatures (IAT) for Maximum Performance (with Faster Heat Soak Recovery) on your B58/B48 Powered BMW with a CSF Heat Exchangers.

Core Size: 524mm Length x 478mm Height x 69mm Wide
Replaces OEM Part Number: 17118741830
68mm 2-Row Core with CSF's B-Tube Technology (World's Largest 2-Row Core)
6.5mm Multi-Louvered Fin Height
Triple-Pass Flow Design
Included Detachable Rock Guard
OEM CNC Machined Mounting Location Pins and Brackets
Direct Plug-and-Play Design, Including CNC Machined "Quick Connect" Inlet/Outlet Water Fittings
No Modifications Needed to Install
Semi-Gloss Black Finish
Core Material: Aluminum

Reduce Intake Temps with Performance Heat Exchangers

CSF Heat Exchangers are high-performance coolers that deliver cooler, dense air through the charge air cooling system to increase power and significantly reduce IAT temperatures. These heat exchangers are upgrades over the factory units and help eliminate the potential for engine heat soak through a large surface area and greater flowing core. They are built to OE specifications allowing drop-in fitment without modifications.

Part TypeSupercharger Heat Exchanger

Product LineCSF Heat Exchangers

BrandCSF RADIATORS

Package Height9.0

Package Width23.0

Package Length30.0

Weight20.0 PG

Part CategoryPerformance Parts

Vendor Part Number8131B

Package Qty1

Package TypeEA

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