Harley 4-Stroke Engine Oils
Harley Bike 4-Stroke Engine Oils at JJ Motorsports
Lubricate your Harley’s air-cooled V-Twin with premium 4-stroke engine oils from JJ Motorsports, designed for high-temperature stability and wet-clutch compatibility in street cruising, touring, and performance riding. These synthetic and conventional blends reduce wear and ensure smooth operation on Sportster, Softail, Dyna, and Touring models.
Shop Drag Specialties, Klotz Oil, and S&S Cycle 4T oils for V-Twin-specific formulas. Explore related categories such as Harley oils and fluids for primary and transmission lubes, or Harley for engine rebuilds and exhaust to complete your maintenance and achieve quiet, efficient V-Twin power across all conditions, from highway miles to backroad blasts.
Top Harley 4-Stroke Engine Oils
- Drag Oil Engine Oil 20W-50 1 U.S. Gal 198926 – Conventional 20W-50 for Big Twin and Sportster; high-zinc for cam protection.
- Drag Oil DS3 Synthetic Engine Oil 20W-50 1 U.S. Quart 198921 – Full synthetic 20W-50; extreme pressure additives for Twin Cam and M8.
- Klotz Oil V-Twin Synthetic Engine Oil 25W-60 1 U.S. Quart KH-2560 – Heavy-duty synthetic 25W-60; for high-heat Touring and performance builds.
- S&S Cycle Oil Change Kit for M8 162233 – Complete M8 kit with 20W-50 synthetic and chrome filter; easy maintenance for Milwaukee-Eight engines.
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
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KLOTZ OIL V Twin Synthetic Oil - 50W - 1 U.S. quart KH-50
KLOTZ OIL
$19.95Harley V-Twin engines demand oil engineered specifically for their unique demands—and Klotz KH-50 delivers the friction reduction and thermal stability your motor needs to perform reliably at high output. This synthetic formulation maintains consistent...KH50- SKU:
- KH50
- Availability:
- Ships Same Business Day
- Weight:
- 2.04 LBS
- MODEL:
- V-TWIN
- PRODUCT NAME:
- OIL
- CONTAINER SIZE IMPERIAL:
- 1 US QUART
- CONTAINER SIZE METRIC:
- 946 ML
- UNITS:
- EACH
- VISCOSITY (WEIGHT):
- 50W
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API CG-4
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SH
- OIL BASE:
- SYNTHETIC (FULL-SYNTHETIC)
- PACKAGING:
- 10 PER CASE, SOLD EACH
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- APPLICATION:
- 4-STROKE
$19.95 -
On Sale
MAXIMA RACING OIL Sportster Synthetic 20W-50 Oil Change Kit - Black Filter 90-119015PB
MAXIMA RACING OIL
MSRP: $99.99Now: $78.31Was: $99.99Keeping your V-Twin engine running at peak performance requires the right oil—and the right interval. This complete oil change kit eliminates guesswork by bundling everything you need in one purchase: full-synthetic engine oil, transmission fluid,...36010718- SKU:
- 36010718
- Availability:
- Ships Same Business Day
- Weight:
- 11.65 LBS
- PACKAGING:
- SOLD BY CASE
- PRODUCT NAME:
- OIL
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- FEATURES:
- BLACK FILTER
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- VISCOSITY (WEIGHT):
- 20W-50
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE IMPERIAL:
- 1.05 US QUART
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- OIL BASE:
- ESTER (SYNTHETIC)
- UNITS:
- EACH
- CONTAINER SIZE METRIC:
- 1 LITER
MSRP: $99.99Now: $78.31Was: $99.99Qty in Cart: 0Quantity:Price:MSRP: $99.99Now: $78.31Was: $99.99Subtotal: -
On Sale
MAXIMA RACING OIL Sportster Synthetic 20W-50 Oil Change Kit - Chrome Filter 90-119015PC
MAXIMA RACING OIL
MSRP: $103.99Now: $80.07Was: $103.99Maintaining your V-Twin engine requires more than a generic oil change—you need a complete system engineered specifically for the demands of sportster performance. This all-in-one kit eliminates guesswork by bundling premium synthetic oils, transmission...36010719- SKU:
- 36010719
- Availability:
- Ships Same Business Day
- Weight:
- 11.50 LBS
- FEATURES:
- CHROME FILTER
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- PRODUCT NAME:
- OIL
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- CONTAINER SIZE IMPERIAL:
- 1.05 US QUART
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- OIL BASE:
- ESTER (SYNTHETIC)
- PACKAGING:
- SOLD BY CASE
- UNITS:
- EACH
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE METRIC:
- 1 LITER
- VISCOSITY (WEIGHT):
- 20W-50
MSRP: $103.99Now: $80.07Was: $103.99Qty in Cart: 0Quantity:Price:MSRP: $103.99Now: $80.07Was: $103.99Subtotal: -
On Sale
MAXIMA RACING OIL Quick Change Twin Cam Synthetic 20W-50 Oil Change Kit - Chrome Filter 90-119014PC
MAXIMA RACING OIL
MSRP: $90.99Now: $70.39Was: $90.99High-performance V-Twin engines demand synthetic oil formulated to withstand extreme temperatures and sustained RPMs—and this Maxima Racing Oil kit delivers exactly that with a premium 20W-50 blend engineered for forced induction and aggressive riding...36010725- SKU:
- 36010725
- Availability:
- Ships Same Business Day
- Weight:
- 9.55 LBS
- FEATURES:
- CHROME FILTER
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- PACKAGING:
- SOLD BY CASE
- PRODUCT NAME:
- OIL
- TYPE:
- ENGINE
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE IMPERIAL:
- 1.05 US QUART
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- VISCOSITY (WEIGHT):
- 20W-50
- CONTAINER SIZE METRIC:
- 1 LITER
- OIL BASE:
- ESTER (SYNTHETIC)
MSRP: $90.99Now: $70.39Was: $90.99Qty in Cart: 0Quantity:Price:MSRP: $90.99Now: $70.39Was: $90.99Subtotal: -
On Sale
MAXIMA RACING OIL V-Twin Oil - 10W-40 - 1 U.S. quart 30-05901
MAXIMA RACING OIL
MSRP: $12.99Now: $10.55Was: $12.99V-Twin engines demand oil engineered specifically for their unique operating demands—conventional formulations simply don't provide the protection and viscosity stability these powerplants require. MAXIMA Racing Oil V-Twin 10W-40 is purpose-built to...36010289- SKU:
- 36010289
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- CONTAINER SIZE METRIC:
- 946 ML
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- OIL BASE:
- CONVENTIONAL (MINERAL)
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE IMPERIAL:
- 1 US QUART
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- MODEL:
- V-TWIN
- UNITS:
- EACH
- VISCOSITY (WEIGHT):
- 10W-40
- PACKAGING:
- 12 PER CASE, SOLD EACH
- PRODUCT NAME:
- OIL
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
MSRP: $12.99Now: $10.55Was: $12.99 -
On Sale
MAXIMA RACING OIL V-Twin Oil - 70wt - 1 U.S. quart 30-09901
MAXIMA RACING OIL
MSRP: $14.99Now: $10.55Was: $14.99Pre-Evolution V-Twin engines demand oil formulated for their specific lubrication requirements—and generic motor oil won't cut it. MAXIMA Racing Oil 70wt delivers industry-leading anti-wear and extreme pressure protection to keep critical engine...36010294- SKU:
- 36010294
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- MODEL:
- V-TWIN
- OIL BASE:
- CONVENTIONAL (MINERAL)
- VISCOSITY (WEIGHT):
- 70W
- CONTAINER SIZE METRIC:
- 946 ML
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- PACKAGING:
- 12 PER CASE, SOLD EACH
- PRODUCT NAME:
- OIL
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE IMPERIAL:
- 1 US QUART
- UNITS:
- EACH
MSRP: $14.99Now: $10.55Was: $14.99 -
On Sale
MAXIMA RACING OIL V-Twin Synthetic Oil - 20W-50 - 1 U.S. quart 30-11901
MAXIMA RACING OIL
MSRP: $18.99Now: $14.95Was: $18.99V-Twin engines demand oil engineered specifically for their unique lubrication requirements—standard formulations simply don't cut it. MAXIMA Racing Oil V-Twin 20W-50 is a full-synthetic, ester-based oil built to handle the extreme heat and stress your...36010295- SKU:
- 36010295
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- OIL BASE:
- SYNTHETIC (FULL-SYNTHETIC)
- PACKAGING:
- 12 PER CASE, SOLD EACH
- PRODUCT NAME:
- OIL
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE IMPERIAL:
- 1 US QUART
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- MODEL:
- V-TWIN
- UNITS:
- EACH
- CONTAINER SIZE METRIC:
- 946 ML
- VISCOSITY (WEIGHT):
- 20W-50
MSRP: $18.99Now: $14.95Was: $18.99Qty in Cart: 0Quantity:Price:MSRP: $18.99Now: $14.95Was: $18.99Subtotal: -
BEL-RAY V-Twin Semi-Synthetic Oil - 20W-50 - 6 U.S. gal. 301389150033
BEL-RAY
$281.95V-Twin engines demand oil formulated specifically for their unique demands—high loads, extended drain intervals, and temperature swings that challenge conventional lubricants. Bel-Ray's 20W-50 semi-synthetic blend delivers the film strength and thermal...36010834- SKU:
- 36010834
- Availability:
- Ships Same Business Day
- Weight:
- 47.85 LBS
$281.95 -
BEL-RAY V-Twin Synthetic Oil - 10W-50 - 6 U.S. gal. 301390150033
BEL-RAY
$384.95High-output V-Twin engines demand an oil that can handle extreme temperatures and sustained performance without breaking down. BEL-RAY's 100% synthetic formula delivers superior film strength and exceptional shear stability, keeping critical components...36010835- SKU:
- 36010835
- Availability:
- Ships Same Business Day
- Weight:
- 47.85 LBS
$384.95 -
On Sale
S&S CYCLE Oil Change Kit for M8 162233
S&S CYCLE
MSRP: $123.14Now: $110.83Was: $123.14Proper engine lubrication is non-negotiable for M8 performance and longevity, especially under demanding riding conditions. This S&S Cycle kit delivers premium synthetic protection with elevated anti-wear additives that actively reduce friction and heat...36010492- SKU:
- 36010492
- Availability:
- Ships Same Business Day
- Weight:
- 10.80 LBS
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE METRIC:
- 946 ML
- VISCOSITY (WEIGHT):
- 20W-50
- MODEL:
- M8
- CONTAINER SIZE IMPERIAL:
- 1 US QUART
- PACKAGING:
- SOLD BY CASE
- PRODUCT NAME:
- OIL CHANGE KIT
- UNITS:
- KIT
- OIL BASE:
- SYNTHETIC (FULL-SYNTHETIC)
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
MSRP: $123.14Now: $110.83Was: $123.14 -
On Sale
S&S CYCLE Oil Change Kit for Twin Cam 153969
S&S CYCLE
MSRP: $113.31Now: $101.98Was: $113.31Proper oil selection is fundamental to Twin Cam longevity, and this S&S Cycle kit removes the guesswork by pairing premium synthetic oil formulated specifically for your engine with a high-efficiency filter designed to trap contaminants before they cause...36010413- SKU:
- 36010413
- Availability:
- Ships Same Business Day
- Weight:
- 9.00 LBS
- CONTAINER SIZE IMPERIAL:
- 1 US QUART
- PACKAGING:
- SOLD BY CASE
- PRODUCT NAME:
- OIL CHANGE KIT
- TYPE:
- ENGINE
- CONTAINER SIZE METRIC:
- 946 ML
- OIL BASE:
- SYNTHETIC (FULL-SYNTHETIC)
- VISCOSITY (WEIGHT):
- 20W-50
- APPLICATION:
- 4-STROKE
- RIDING STYLE:
- STREET
- MODEL:
- TWIN CAM
- UNITS:
- KIT
MSRP: $113.31Now: $101.98Was: $113.31 -
On Sale
S&S CYCLE Oil Change Kit for EVO/XL 153965
S&S CYCLE
MSRP: $113.31Now: $101.98Was: $113.31Regular oil changes are non-negotiable for engine longevity, but using the right lubricant and filter makes the difference between adequate protection and exceptional performance. This S&S Cycle kit combines a premium synthetic blend with a...36010412- SKU:
- 36010412
- Availability:
- Ships Same Business Day
- Weight:
- 9.00 LBS
- PACKAGING:
- SOLD BY CASE
- PRODUCT NAME:
- OIL CHANGE KIT
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE IMPERIAL:
- 1 US QUART
- UNITS:
- KIT
- OIL BASE:
- SYNTHETIC (FULL-SYNTHETIC)
- VISCOSITY (WEIGHT):
- 20W-50
- CONTAINER SIZE METRIC:
- 946 ML
- MODEL:
- BIG TWIN/SPORTSTER
MSRP: $113.31Now: $101.98Was: $113.31 -
On Sale
S&S CYCLE Synthetic Oil 20W-50 - 1 U.S. quart 153755
S&S CYCLE
MSRP: $17.95Now: $16.16Was: $17.95Air-cooled, large-displacement engines demand an oil formulation engineered to withstand extreme operating temperatures without breaking down. S&S Cycle's 20W-50 synthetic delivers the thermal stability and anti-wear protection your engine needs, with...36010407- SKU:
- 36010407
- Availability:
- Ships Same Business Day
- Weight:
- 2.08 LBS
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API CH-4
- OIL BASE:
- SYNTHETIC (FULL-SYNTHETIC)
- PACKAGING:
- 12 PER CASE, SOLD EACH
- PRODUCT NAME:
- OIL
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- CONTAINER SIZE IMPERIAL:
- 1 US QUART
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API CI-4
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API CI-4+
- UNITS:
- EACH
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE METRIC:
- 946 ML
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API CJ-4
- VISCOSITY (WEIGHT):
- 20W-50
MSRP: $17.95Now: $16.16Was: $17.95 -
On Sale
S&S CYCLE Synthetic Oil 20W-50 - 2.5 U.S. gal. 153749
S&S CYCLE
MSRP: $149.95Now: $134.96Was: $149.95If you're running a large-displacement, air-cooled engine at the track or in high-performance street duty, you need oil that can handle sustained heat without breaking down. S&S Cycle's 20W-50 synthetic formulation is engineered specifically for these...36010408- SKU:
- 36010408
- Availability:
- Ships Same Business Day
- Weight:
- 18.71 LBS
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API CH-4
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API CI-4
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API CI-4+
- OIL BASE:
- SYNTHETIC (FULL-SYNTHETIC)
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- PRODUCT NAME:
- OIL
- UNITS:
- EACH
- APPLICATION:
- 4-STROKE
- CONTAINER SIZE IMPERIAL:
- 2.5 US GAL.
- CONTAINER SIZE METRIC:
- 9.5 LITER
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API CJ-4
- PACKAGING:
- 2 PER CASE, SOLD EACH
- VISCOSITY (WEIGHT):
- 20W-50
MSRP: $149.95Now: $134.96Was: $149.95 -
On Sale
MAXIMA RACING OIL Twin Cam Synthetic 20W-50 Oil Change Kit - Chrome Filter 90-119016PC
MAXIMA RACING OIL
MSRP: $122.99Now: $96.79Was: $122.99Proper oil maintenance is non-negotiable for V-Twin engines—it's the foundation of reliability and longevity. This complete kit eliminates the guesswork by pairing Maxima's proven synthetic formulations with all the hardware and fluids you need in one...36010717- SKU:
- 36010717
- Availability:
- Ships Same Business Day
- Weight:
- 13.61 LBS
- APPLICATION:
- 4-STROKE
- UNITS:
- EACH
- VISCOSITY (WEIGHT):
- 20W-50
- CONTAINER SIZE METRIC:
- 1 LITER
- PRODUCT NAME:
- OIL
- TYPE:
- ENGINE
- FEATURES:
- CHROME FILTER
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- PACKAGING:
- SOLD BY CASE
- CONTAINER SIZE IMPERIAL:
- 1.05 US QUART
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- OIL BASE:
- ESTER (SYNTHETIC)
- RIDING STYLE:
- STREET
MSRP: $122.99Now: $96.79Was: $122.99Qty in Cart: 0Quantity:Price:MSRP: $122.99Now: $96.79Was: $122.99Subtotal: -
On Sale
MAXIMA RACING OIL M8 Synthetic 20W-50 Oil Change Kit - Chrome Filter 90-129018PC
MAXIMA RACING OIL
MSRP: $149.99Now: $118.79Was: $149.99Keeping your V-Twin engine properly serviced with quality oils is non-negotiable if you want consistent performance and longevity. This complete kit eliminates guesswork by bundling all three oils your engine needs—engine, transmission, and primary—along...36010715- SKU:
- 36010715
- Availability:
- Ships Same Business Day
- Weight:
- 17.56 LBS
- FEATURES:
- CHROME FILTER
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- PACKAGING:
- SOLD BY CASE
- UNITS:
- EACH
- APPLICATION:
- 4-STROKE
- PRODUCT NAME:
- OIL
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- VISCOSITY (WEIGHT):
- 20W-50
- OIL BASE:
- ESTER (SYNTHETIC)
MSRP: $149.99Now: $118.79Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $118.79Was: $149.99Subtotal: -
On Sale
MAXIMA RACING OIL M8 Synthetic 20W-50 Oil Change Kit - Black Filter 90-129018PB
MAXIMA RACING OIL
MSRP: $146.99Now: $117.03Was: $146.99Complete V-Twin oil changes demand the right fluids in the right quantities—and guessing or mixing products leads to premature wear, inefficient power delivery, and costly engine damage. This all-in-one kit eliminates the hassle of sourcing separate oils...36010714- SKU:
- 36010714
- Availability:
- Ships Same Business Day
- Weight:
- 17.61 LBS
- APPLICATION:
- 4-STROKE
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- PACKAGING:
- SOLD BY CASE
- UNITS:
- EACH
- VISCOSITY (WEIGHT):
- 20W-50
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- PRODUCT NAME:
- OIL
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- FEATURES:
- BLACK FILTER
- OIL BASE:
- ESTER (SYNTHETIC)
MSRP: $146.99Now: $117.03Was: $146.99Qty in Cart: 0Quantity:Price:MSRP: $146.99Now: $117.03Was: $146.99Subtotal: -
On Sale
MAXIMA RACING OIL Twin Cam Synthetic 20W-50 Oil Change Kit - Black Filter 90-119016PB
MAXIMA RACING OIL
MSRP: $119.99Now: $95.03Was: $119.99A complete oil change kit eliminates guesswork and trips to multiple suppliers—everything you need for your V-Twin engine, transmission, and primary is here. Maxima's 100% synthetic formulations deliver superior film strength and thermal stability under...36010716- SKU:
- 36010716
- Availability:
- Ships Same Business Day
- Weight:
- 13.60 LBS
- APPLICATION:
- 4-STROKE
- VISCOSITY (WEIGHT):
- 20W-50
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- JASO MA2
- OIL BASE:
- ESTER (SYNTHETIC)
- PACKAGING:
- SOLD BY CASE
- UNITS:
- EACH
- CONTAINER SIZE METRIC:
- 1 LITER
- FEATURES:
- BLACK FILTER
- PRODUCT NAME:
- OIL
- TYPE:
- ENGINE
- CONTAINER SIZE IMPERIAL:
- 1.05 US QUART
- MEETS OR EXCEEDS REQUIREMENTS FOR:
- API SL
- RIDING STYLE:
- STREET
MSRP: $119.99Now: $95.03Was: $119.99Qty in Cart: 0Quantity:Price:MSRP: $119.99Now: $95.03Was: $119.99Subtotal: -
On Sale
S&S CYCLE Synthetic Oil 20W50 55 US gal. 154072
S&S CYCLE
Now: $1,731.24Was: $1,923.60If you're running a large-displacement, air-cooled engine, standard oil simply won't cut it. S&S Cycle Synthetic Oil 20W50 is engineered specifically for the extreme heat and stress of high-performance applications, with added moly content and enhanced...36010713- SKU:
- 36010713
- Availability:
- Ships Same Business Day
- Weight:
- 440.00 LBS
Now: $1,731.24Was: $1,923.60
