Oil & Engine Coolers & Parts

23 products

Shop the range of aftermarket motorcycle engine products at Pro Class Custom Parts.

$989.99

Now including a Jagg 4501 sandwich adapter for comprehensive fitment of air-cooled Milwaukee-Eight. Originally designed for Harley-Davidson Motorcycles, the Jagg SlimLine has become the popular c...

JIMS

$1,545.99

It’s common knowledge that heat is one of an engine’s worst enemies. In developing the JIMS cylinder head cooler, JIMS had to sacrifice a few motors for the cause. We tested worst case scenarios b...

JAGG OIL COOLERS

$438.99

The Jagg #4702 Offset Oil Filter Adapter with Viscosity-Regulated By-pass installs between the engine and oil filter for quick and easy installation of a Jagg oil cooler. The #4702 directs oil thr...

JAGG OIL COOLERS

$1,410.99

Now including a Jagg 4501 sandwich adapter for comprehensive fitment of air-cooled Milwaukee-Eight. Extreme performance in a compact package, the Jagg Fan-assisted Vertical Oil Cooler system is de...

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JAGG OIL COOLERS

$1,109.99

The cooler mounts to the left frame down-tube, spaced away from the frame to allow airflow to both the oil cooler and engine’s cylinders. The cooler is mounted to the frame using unique, highly du...

JAGG OIL COOLERS

$1,109.99

Now including a Jagg 4550 HyperFlow sandwich adapter for comprehensive fitment of air-cooled Sportsters. Extreme performance in a compact package, the Jagg WideLine Series 10-row high-performing t...

JAGG OIL COOLERS

$1,109.99

Now including a Jagg 4550 HyperFlow sandwich adapter for comprehensive fitment of air-cooled Sportsters. This was the first Jagg Oil Cooler. Originally designed especially for Harley-Davidson moto...

JAGG OIL COOLERS

$1,109.99

Now including a Jagg 4501 sandwich adapter for comprehensive fitment of air-cooled Milwaukee-Eight. This was the first Jagg Oil Cooler. Originally designed especially for Harley-Davidson motorcycl...

Sold Out

JAGG OIL COOLERS

$989.99

Now including a Jagg 4550 HyperFlow sandwich adapter for comprehensive fitment of air-cooled Sportsters. Originally designed for Harley-Davidson Motorcycles, the Jagg SlimLine has become the popul...

Sold Out

JAGG OIL COOLERS

$436.99

Built for reliable performance and easy installation, the Jagg part # 4501 oil filter adapter allows for easy access to the oil supply while maintaining optimal flow characteristics. After filtra...

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JAGG OIL COOLERS

$339.99

Built for reliable performance and easy installation, the Jagg part # 4500 oil filter adapter features ProLine swivel fittings for easy oil plumbing. Installs between the oil filter landing and t...

JAGG OIL COOLERS

$1,128.99

Fits: H-D Dyna models, 1991-2017 H-D Softail models, 1984-2017 H-D Touring models, 1984-2013

JAGG OIL COOLERS

$1,008.99

The cooler kit is supplied with a riser plate to lift the regulator and allow fitment of the oil cooler at the lowest possible position, yet still above the bottom of the frame. The 6-row oil cool...

JAGG OIL COOLERS

$1,008.99

Fits: H-D Dyna models, 1991-2017 H-D Softail models, 1984-2017 H-D Touring models, 1984-2013 *Similar to HD # 26157-11A Originally designed for Harley-Davidson Motorcycles, the Jagg SlimLine has ...

THUNDER MAX

$701.99

Features & Benefits:- * Get a much cooler running oil cooled M8 in about 15 minutes ! * Takes 15 minutes to install. * Completely plug and play with a ThunderMax ECM – Don’t have a ThunderMa...