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Harley Oil Coolers

Harley Oil Coolers

Harley Oil Coolers

Harley Bike Oil Coolers at JJ Motorsports

Keep your Harley running cooler with premium oil coolers from JJ Motorsports, featuring side-mount, below-regulator, and universal kits for maximum heat dissipation on Sportster, Softail, Dyna, and Touring models. These high-efficiency coolers lower oil temps up to 50°F for longer engine life.

Shop Pro-One and UltraCool oil coolers for proven performance. Explore related categories such as Harley engine for oil pumps and filters, or Harley for exhaust and suspension to complete your cooling upgrade.

Top Harley Oil Coolers

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • ULTRACOOL Side Mount Oil Cooler Kit - Gloss Black - Sportster SMSP-2G

    ULTRACOOL Side Mount Oil Cooler Kit - Gloss Black - Sportster SMSP-2G

    ULTRACOOL

    $589.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130166
    SKU:
    07130166
    Availability:
    Ships Same Business Day
    Weight:
    6.60 LBS
    COLOR/FINISH:
    GLOSS BLACK
    PRODUCT NAME:
    OIL COOLER
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    BASE COLOR:
    BLACK
    MOUNTING POSITION:
    DOWN TUBE
    MOUNTING POSITION:
    SIDE MOUNT
    $589.99
    Qty in Cart: 0
    Quantity:
    Price:
    $589.99
    Subtotal:
  • ULTRACOOL Frame Mount Oil Cooler Kit - Chrome - M8 SMT8-1C

    ULTRACOOL Frame Mount Oil Cooler Kit - Chrome - M8 SMT8-1C

    ULTRACOOL

    $589.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130167
    SKU:
    07130167
    Availability:
    Ships Same Business Day
    Weight:
    6.65 LBS
    BASE FINISH:
    NATURAL
    COLOR/FINISH:
    CHROME
    MOUNTING POSITION:
    DOWN TUBE
    MOUNTING POSITION:
    SIDE MOUNT
    PRODUCT NAME:
    OIL COOLER
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    $589.99
    Qty in Cart: 0
    Quantity:
    Price:
    $589.99
    Subtotal:
  • ULTRACOOL Frame Mount Oil Cooler Kit - Black - M8 SMT8-1G

    ULTRACOOL Frame Mount Oil Cooler Kit - Black - M8 SMT8-1G

    ULTRACOOL

    $589.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130168
    SKU:
    07130168
    Availability:
    Ships Same Business Day
    Weight:
    6.65 LBS
    UNITS:
    KIT
    COLOR/FINISH:
    GLOSS BLACK
    MOUNTING POSITION:
    DOWN TUBE
    MOUNTING POSITION:
    SIDE MOUNT
    PRODUCT NAME:
    OIL COOLER
    RIDING STYLE:
    STREET
    BASE COLOR:
    BLACK
    $589.99
    Qty in Cart: 0
    Quantity:
    Price:
    $589.99
    Subtotal:
  • ULTRACOOL Side Mount Oil Cooler Kit - Chrome - M8 SMS8-1C

    ULTRACOOL Side Mount Oil Cooler Kit - Chrome - M8 SMS8-1C

    ULTRACOOL

    $589.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130171
    SKU:
    07130171
    Availability:
    Ships Same Business Day
    Weight:
    6.75 LBS
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    BASE FINISH:
    NATURAL
    MOUNTING POSITION:
    DOWN TUBE
    MOUNTING POSITION:
    SIDE MOUNT
    PRODUCT NAME:
    OIL COOLER
    $589.99
    Qty in Cart: 0
    Quantity:
    Price:
    $589.99
    Subtotal:
  • ULTRACOOL Side Mount Oil Cooler Kit - Black - M8 SMS8-1G

    ULTRACOOL Side Mount Oil Cooler Kit - Black - M8 SMS8-1G

    ULTRACOOL

    $589.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130172
    SKU:
    07130172
    Availability:
    Ships Same Business Day
    Weight:
    6.75 LBS
    BASE COLOR:
    BLACK
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    GLOSS BLACK
    MOUNTING POSITION:
    DOWN TUBE
    MOUNTING POSITION:
    SIDE MOUNT
    PRODUCT NAME:
    OIL COOLER
    UNITS:
    KIT
    $589.99
    Qty in Cart: 0
    Quantity:
    Price:
    $589.99
    Subtotal:
  • ULTRACOOL Fairing Mount Oil Cooler Kit - Black SMT-4

    ULTRACOOL Fairing Mount Oil Cooler Kit - Black SMT-4

    ULTRACOOL

    $549.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130225
    SKU:
    07130225
    Availability:
    Ships Same Business Day
    Weight:
    5.26 LBS
    BASE COLOR:
    BLACK
    MOUNTING POSITION:
    LOWER FAIRING
    PRODUCT NAME:
    OIL COOLER
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    BLACK
    UNITS:
    KIT
    $549.99
    Qty in Cart: 0
    Quantity:
    Price:
    $549.99
    Subtotal:
  • ULTRACOOL Oil Cooler Kit - Black SMT8-3

    ULTRACOOL Oil Cooler Kit - Black SMT8-3

    ULTRACOOL

    $549.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130226
    SKU:
    07130226
    Availability:
    Ships Same Business Day
    Weight:
    4.51 LBS
    COLOR/FINISH:
    BLACK
    UNITS:
    KIT
    MOUNTING POSITION:
    LOWER FAIRING
    PRODUCT NAME:
    OIL COOLER
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    BASE COLOR:
    BLACK
    $549.99
    Qty in Cart: 0
    Quantity:
    Price:
    $549.99
    Subtotal:
  • ULTRACOOL Below Regulator Mount Oil Cooler- Gloss Black RF-2GSS

    ULTRACOOL Below Regulator Mount Oil Cooler- Gloss Black RF-2GSS

    ULTRACOOL

    $549.99
    Specifically designed for the T series S&S 111, 124 and 143 engines, Includes a special machined adapter to fit perfectly into the S&S cases, Will not fit with water cooled heads
    07130247
    SKU:
    07130247
    Availability:
    Ships Same Business Day
    Weight:
    3.59 LBS
    BASE FINISH:
    GLOSS
    UNITS:
    KIT
    COLOR/FINISH:
    GLOSS BLACK
    PRODUCT NAME:
    OIL COOLER
    RIDING STYLE:
    STREET
    BASE COLOR:
    BLACK
    MOUNTING POSITION:
    BELOW REGULATOR
    $549.99
    Qty in Cart: 0
    Quantity:
    Price:
    $549.99
    Subtotal:
  • ULTRACOOL Below Regulator Mount Oil Cooler- Flat Black RF-2FSS

    ULTRACOOL Below Regulator Mount Oil Cooler- Flat Black RF-2FSS

    ULTRACOOL

    $549.99
    Specifically designed for the T series S&S 111, 124 and 143 engines, Includes a special machined adapter to fit perfectly into the S&S cases, Will not fit with water cooled heads
    07130248
    SKU:
    07130248
    Availability:
    Ships Same Business Day
    Weight:
    3.63 LBS
    BASE COLOR:
    BLACK
    BASE FINISH:
    FLAT
    COLOR/FINISH:
    FLAT BLACK
    MOUNTING POSITION:
    BELOW REGULATOR
    PRODUCT NAME:
    OIL COOLER
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    $549.99
    Qty in Cart: 0
    Quantity:
    Price:
    $549.99
    Subtotal:
  • ULTRACOOL Side Mount Oil Cooler - Black SMT-2GSS

    ULTRACOOL Side Mount Oil Cooler - Black SMT-2GSS

    ULTRACOOL

    $589.99
    Sealed waterproof IP68 fans produce 220 CFM of airflow, Oil adapter and thermal switch automatically turns on the dual fans when your oil reaches 210°F, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation,...
    07130250
    SKU:
    07130250
    Availability:
    Ships Same Business Day
    Weight:
    7.81 LBS
    MOUNTING POSITION:
    SIDE MOUNT
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    BLACK
    COLOR/FINISH:
    GLOSS
    UNITS:
    KIT
    BASE COLOR:
    BLACK
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    OIL COOLER
    $589.99
    Qty in Cart: 0
    Quantity:
    Price:
    $589.99
    Subtotal:
  • ULTRACOOL Oil Cooler Kit - Chrome RF-1SS

    ULTRACOOL Oil Cooler Kit - Chrome RF-1SS

    ULTRACOOL

    $549.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130146
    SKU:
    07130146
    Availability:
    Ships Same Business Day
    Weight:
    7.31 LBS
    MOUNTING POSITION:
    CENTER MOUNT
    PRODUCT NAME:
    OIL COOLER
    UNITS:
    KIT
    COLOR/FINISH:
    CHROME
    MOUNTING POSITION:
    BELOW REGULATOR
    RIDING STYLE:
    STREET
    BASE FINISH:
    NATURAL
    $549.99
    Qty in Cart: 0
    Quantity:
    Price:
    $549.99
    Subtotal:
  • ULTRACOOL Oil Cooler Kit - Black RF-1G

    ULTRACOOL Oil Cooler Kit - Black RF-1G

    ULTRACOOL

    $549.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130147
    SKU:
    07130147
    Availability:
    Ships Same Business Day
    Weight:
    7.55 LBS
    BASE COLOR:
    BLACK
    MOUNTING POSITION:
    BELOW REGULATOR
    COLOR/FINISH:
    GLOSS BLACK
    PRODUCT NAME:
    OIL COOLER
    RIDING STYLE:
    STREET
    MOUNTING POSITION:
    CENTER MOUNT
    UNITS:
    KIT
    $549.99
    Qty in Cart: 0
    Quantity:
    Price:
    $549.99
    Subtotal:
  • ULTRACOOL Oil Cooler Kit - Flat Black RF-1F

    ULTRACOOL Oil Cooler Kit - Flat Black RF-1F

    ULTRACOOL

    $499.00
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130148
    SKU:
    07130148
    Availability:
    Ships Same Business Day
    Weight:
    7.45 LBS
    MOUNTING POSITION:
    CENTER MOUNT
    PRODUCT NAME:
    OIL COOLER
    BASE COLOR:
    BLACK
    COLOR/FINISH:
    FLAT BLACK
    MOUNTING POSITION:
    BELOW REGULATOR
    UNITS:
    KIT
    BASE FINISH:
    FLAT
    RIDING STYLE:
    STREET
    $499.00
    Qty in Cart: 0
    Quantity:
    Price:
    $499.00
    Subtotal:
  • ULTRACOOL Oil Cooler Kit - Chrome RF-2SS

    ULTRACOOL Oil Cooler Kit - Chrome RF-2SS

    ULTRACOOL

    $549.99
    Oil Adapter and Thermal Switch with waterproof connectors automatically turns on the powerful dual fans when oil reaches 210 degrees, Specially designed aluminum heat exchanger with turbulators for maximum heat dissipation, Sealed Waterproof IP68 Dual...
    07130149
    SKU:
    07130149
    Availability:
    Ships Same Business Day
    Weight:
    7.50 LBS
    BASE FINISH:
    NATURAL
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    CHROME
    MOUNTING POSITION:
    BELOW REGULATOR
    UNITS:
    KIT
    MOUNTING POSITION:
    CENTER MOUNT
    PRODUCT NAME:
    OIL COOLER
    $549.99
    Qty in Cart: 0
    Quantity:
    Price:
    $549.99
    Subtotal:
  • JAGG OIL COOLERS Universal Hose Clamp - Black - 10-Pack HC78-10

    JAGG OIL COOLERS Universal Hose Clamp - Black - 10-Pack HC78-10

    JAGG OIL COOLERS

    $13.95
    Stainless steel with a black finish
    07130055
    SKU:
    07130055
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    COLOR/FINISH:
    BLACK
    TYPE:
    OIL COOLER
    UNITS:
    10 PACK
    OUTSIDE DIAMETER IMPERIAL:
    3/8'
    PRODUCT NAME:
    HOSE CLAMP
    RIDING STYLE:
    STREET
    MATERIAL:
    STAINLESS STEEL
    BASE COLOR:
    BLACK
    OUTSIDE DIAMETER METRIC:
    9.5 MM
    $13.95
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
    Subtotal:
  • DRAG SPECIALTIES Oil Cooler Cover for Jagg 3511-0001

    DRAG SPECIALTIES Oil Cooler Cover for Jagg 3511-0001

    DRAG SPECIALTIES

    $16.95
    Quality black vinyl cover features hook-and-loop fasteners for easy installation and removal, Keeps oil at the correct operating temperature when riding in cool weather, Designed for use on OEM and Jagg Slimline oil cooler, 8" L x 2 1/4" W x 1 1/4" D,...
    35110001
    SKU:
    35110001
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    COLOR/FINISH:
    BLACK
    LENGTH IMPERIAL:
    8'
    LENGTH METRIC:
    203 MM
    PRODUCT NAME:
    COVER
    TYPE:
    OIL COOLER
    UNITS:
    EACH
    MATERIAL:
    VINYL
    MODEL:
    SLIMLINE
    RIDING STYLE:
    STREET
    BASE COLOR:
    BLACK
    $16.95
    Qty in Cart: 0
    Quantity:
    Price:
    $16.95
    Subtotal:
  • On Sale
    S&S CYCLE Oil Valve Control - M8 310-1150

    S&S CYCLE Oil Valve Control - M8 310-1150

    S&S CYCLE

    MSRP: $50.95
    Now: $45.86
    Was: $50.95
    The factory oil control valve on all oil cooled M8 engines regulates the amount of oil flowing to the oil cooler/heads, The stock assembly includes a check ball retainer that is formed steel, Easy to Install
    09320288
    SKU:
    09320288
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    BASE COLOR:
    SILVER
    TYPE:
    OIL COOLER
    UNITS:
    EACH
    MATERIAL:
    BILLET ALUMINUM
    PRODUCT NAME:
    VALVE CONTROL
    RIDING STYLE:
    STREET
    MSRP: $50.95
    Now: $45.86
    Was: $50.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $50.95
    Now: $45.86
    Was: $50.95
    Subtotal:
  • JAGG OIL COOLERS Replacement Gasket Kit GK4600

    JAGG OIL COOLERS Replacement Gasket Kit GK4600

    JAGG OIL COOLERS

    $10.95
    Service kit (repl. gasket) for oil filter adapter, Made in the U.S.A.
    4600GK
    SKU:
    4600GK
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    GASKET KIT
    TYPE:
    OIL COOLER ADAPTER
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • JAGG OIL COOLERS Oil Filter Nipple 11-26352-95A

    JAGG OIL COOLERS Oil Filter Nipple 11-26352-95A

    JAGG OIL COOLERS

    $10.95
    Required when converting from stock H-D oil filter adapters to higher-flowing Jagg oil filter adapters
    07130081
    SKU:
    07130081
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    TYPE:
    OIL FILTER
    UNITS:
    EACH
    BASE FINISH:
    CHROME
    COLOR/FINISH:
    CHROME
    PRODUCT NAME:
    ADAPTER
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • PRO-ONE PERF.MFG. Oil Cooler Kit with Temperature Gauge- Black - 1"- 1-1/4" 201110B

    PRO-ONE PERF.MFG. Oil Cooler Kit with Temperature Gauge- Black - 1"- 1-1/4" 201110B

    PRO-ONE PERF.MFG.

    $351.95
    CNC-machined from billet aluminum, Kits mount to frame tubes with supplied clamps and reducers, Come with AN #6 fittings (use with -6 lines found in most speed shops), If using standard 3/8" hose, use a breather fitting, Measure 12" L x 2.25" diameter,...
    07130075
    SKU:
    07130075
    Availability:
    Ships Same Business Day
    Weight:
    3.75 LBS
    LENGTH IMPERIAL:
    12'
    OUTSIDE DIAMETER METRIC:
    57.2 MM
    BASE COLOR:
    BLACK
    FOR FRAME TUBE DIAMETER IMPERIAL:
    1' - 1-1/4'
    PRODUCT NAME:
    OIL COOLER KIT
    UNITS:
    EACH
    COLOR/FINISH:
    BLACK
    FOR FRAME TUBE DIAMETER METRIC:
    25.4 MM - 31.8 MM
    LENGTH METRIC:
    305 MM
    FEATURES:
    WITH TEMPERATURE GAUGE
    MATERIAL:
    ALUMINUM
    OUTSIDE DIAMETER IMPERIAL:
    2-1/4'
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    $351.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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