Installation Specs

Performance Auxiliary Radiator Pair, fits BMW G8X M2/M3/M4 2021+

Name: Performance Auxiliary Radiator Pair, fits BMW G8X M2/M3/M4 2021+
SKU: MMRAD-G80-21A
Price: 587.95 USD
Availability: InStock

$587.95

Regular Price $647.00

Free shipping on this product and on orders over $149.

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Installation Difficulty: Easy

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Installation Specs

Key Benefits

Direct fit for 2021+ BMW G8X M2/M3/M4
25-percent increase in core volume for improved heat transfer
Aluminum, TIG-welded end tanks for maximum durability
Strutted tubes provide further reinforcement against vibration and impacts
Increased fluid capacity for maximum cooling capability
Provides effective temperature regulation for both stock and modified vehicles
Includes both left and right radiators
Pair with Mishimoto Performance Heat Exchanger for a complete cooling system upgrade
Accepts stock rock guards or available steel Mishimoto guards for maximum protection
Mishimoto Lifetime Warranty

See all benefits

Key Benefits

Direct fit for 2021+ BMW G8X M2/M3/M4
25-percent increase in core volume for improved heat transfer
Aluminum, TIG-welded end tanks for maximum durability
Strutted tubes provide further reinforcement against vibration and impacts
Increased fluid capacity for maximum cooling capability
Provides effective temperature regulation for both stock and modified vehicles
Includes both left and right radiators
Pair with Mishimoto Performance Heat Exchanger for a complete cooling system upgrade
Accepts stock rock guards or available steel Mishimoto guards for maximum protection
Mishimoto Lifetime Warranty

Keep your 2021+ BMW G8X M2/M3/M4 engine temperature under control with Mishimoto's Performance Auxiliary Radiators. These radiators are sold as a pair and feature full-aluminum end tanks that are TIG-welded to custom-engineered cores for maximum durability and performance. The increased fluid capacity and 25-percent increase in core volume ensures optimal heat dissipation and effective temperature regulation for both stock and modified vehicles, making them an essential upgrade for high-performance driving.

In addition to their robust construction, these radiators feature strutted tubes, providing further reinforcement against vibration and impacts. For additional protection, steel stone guards are available separately. As with all Mishimoto products, the 2021+ BMW G8X M2/M3/M4 Performance Auxiliary Radiators feature the Mishimoto Lifetime Warranty for a worry-free cooling as long as you own them.

More Information
Overall Length (in)	11.63
Overall Height (in)	12.24
Core Length (in)	11.09
Core Height (in)	7.48
Core Thickness (in)	1.65
Fluid Capacity (gal)	0.32
Rows	1
Applications	BMW M3 I6 3.0L Twin-Turbo 2021+ BMW M3 Competition I6 3.0L Twin-Turbo 2021+ BMW M4 I6 3.0L Twin-Turbo 2021+ BMW M4 Competition I6 3.0L Twin-Turbo 2021+ BMW M2 I6 3.0L Twin-Turbo 2023+
Engine Codes	S58B30
Chassis Codes	G80 G82 G83 G87
Coolant Capacity	0.32

Radiator Installation Guide

(Size: 469.3 KB)

(2) Auxiliary Radiators
Mishimoto Lifetime Warranty

Mishimoto Automotive (“Mishimoto”) warrants its products under this lifetime limited warranty policy (“Warranty Policy”). This Warranty Policy applies solely to: (i) Mishimoto Products purchased directly from Mishimoto or Mishimoto authorized dealers (each a “Mishimoto Product” and collectively, the “Mishimoto Products”) and (ii) the original purchaser of such Mishimoto Product (“Purchaser”). This Warranty Policy is non-transferable and all claims under this Warranty Policy must be accompanied by the original sales receipt. The terms and conditions of this Warranty Policy are subject to change by Mishimoto at any time without notice.

For our complete warranty policy, please click here.