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Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L
Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L
Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L
Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L
Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L
Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L
Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L
Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L
Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L

Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L

Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L

$104.35

(17 reviews)

The Liqui Moly 4 Stroke Fully Synthetic HD Street 20W-50 Oil is a fully synthetic motor oil designed specifically for use in air and water-cooled four-stroke motorcycle engines, particularly those like Harley Davidsons. It's formulated with carefully chosen base oils and high-quality additives to ensure optimal lubrication, superior engine cleanliness, and excellent friction across all operating conditions. It works equally well with or without a wet clutch system. This oil is developed for year-round use in both road and off-road motorcycles, including those used in racing, handling normal to extreme conditions. It's particularly suitable for Harley Davidson V-Twin engines that require a synthetic motor oil with a viscosity rating of 20W-50. Key benefits include its stability against ageing and viscosity changes, exceptional wear resistance, outstanding protection against corrosion, maintaining high engine cleanliness, and excellent stability at high temperatures. These qualities make it an ideal choice for riders looking to maintain peak performance and longevity in their motorcycles.

The Liqui Moly 4 Stroke Fully Synthetic HD Street 20W-50 Oil is a fully synthetic motor oil designed specifically for use in air and water-cooled four-stroke motorcycle engines, particularly those like Harley Davidsons. It's formulated with carefully chosen base oils and high-quality additives to ensure optimal lubrication, superior engine cleanliness, and excellent friction across all operating conditions. It works equally well with or without a wet clutch system. This oil is developed for year-round use in both road and off-road motorcycles, including those used in racing, handling normal to extreme conditions. It's particularly suitable for Harley Davidson V-Twin engines that require a synthetic motor oil with a viscosity rating of 20W-50. Key benefits include its stability against ageing and viscosity changes, exceptional wear resistance, outstanding protection against corrosion, maintaining high engine cleanliness, and excellent stability at high temperatures. These qualities make it an ideal choice for riders looking to maintain peak performance and longevity in their motorcycles.

(17 reviews)

The Liqui Moly 4 Stroke Fully Synthetic HD Street 20W-50 Oil is a fully synthetic motor oil designed specifically for use in air and water-cooled four-stroke motorcycle engines, particularly those like Harley Davidsons. It's formulated with carefully chosen base oils and high-quality additives to ensure optimal lubrication, superior engine cleanliness, and excellent friction across all operating conditions. It works equally well with or without a wet clutch system. This oil is developed for year-round use in both road and off-road motorcycles, including those used in racing, handling normal to extreme conditions. It's particularly suitable for Harley Davidson V-Twin engines that require a synthetic motor oil with a viscosity rating of 20W-50. Key benefits include its stability against ageing and viscosity changes, exceptional wear resistance, outstanding protection against corrosion, maintaining high engine cleanliness, and excellent stability at high temperatures. These qualities make it an ideal choice for riders looking to maintain peak performance and longevity in their motorcycles.

The Liqui Moly 4 Stroke Fully Synthetic HD Street 20W-50 Oil is a fully synthetic motor oil designed specifically for use in air and water-cooled four-stroke motorcycle engines, particularly those like Harley Davidsons. It's formulated with carefully chosen base oils and high-quality additives to ensure optimal lubrication, superior engine cleanliness, and excellent friction across all operating conditions. It works equally well with or without a wet clutch system. This oil is developed for year-round use in both road and off-road motorcycles, including those used in racing, handling normal to extreme conditions. It's particularly suitable for Harley Davidson V-Twin engines that require a synthetic motor oil with a viscosity rating of 20W-50. Key benefits include its stability against ageing and viscosity changes, exceptional wear resistance, outstanding protection against corrosion, maintaining high engine cleanliness, and excellent stability at high temperatures. These qualities make it an ideal choice for riders looking to maintain peak performance and longevity in their motorcycles.

$104.35 - $593.60

in 21 offers

The lowest price for Liqui Moly 3817 Motorbike HD Synth 20W-50 Street 4L right now is $104.35 at peter stevens motorcycles, compared across 21 retailers.

The all-time low was $44.99 on 20 Apr 2025 — today's price is 132% above the lowest ever. It has been notably cheaper before — worth setting a price alert.

Prices last updated 4 Sept 2026.

Size:

1 L

Price comparison

Price data powered by pricesAPI.io

Last updated at 04/09/2026 09:44:33

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64Amazon.com.au

$162.95

Huile moto 4 temps - LIQUI MOLY Motorbike 4T Synth Street HD 20 W-50 4 l

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

https://www.google.com/s2/favicons?domain=peterstevens.com.au&sz=64peter stevens motorcycles

$104.35

LIQUI MOLY 20W-50 SYNTH H.D. STREET 4L 3817 (4 TO A BOX) -

Free delivery

https://www.google.com/s2/favicons?domain=tjautoparts.com.au&sz=64tjautoparts

$113.92

LIQUI MOLY Motorbike HD Synth 20W-50 Street 4 L 3817

Delivery between 8–16 Sept $9.95

https://www.google.com/s2/favicons?domain=mcas.com.au&sz=64Motorcycle Accessories Supermarket

$119.96

LIQUI MOLY Full Synthetic H.D Street Engine Oil [3817] - 20W-50 - 4L

Free delivery between 9–17 Sept

https://www.google.com/s2/favicons?domain=raceandroad.com.au&sz=64RACE and ROAD

$127.99

LIQUI MOLY Motorbike HD Synth 20W-50 Street 4L

Free delivery between 8–11 Sept

https://www.google.com/s2/favicons?domain=moto-renzo.biz&sz=64Moto Renzo

$128.93

LIQUI MOLY Engine Oil 4T Street 20W/50 4L JASO MA2 API SN Plus Harley-Davidson 62600042

Delivery $148.36

https://www.google.com/s2/favicons?domain=mxlocker.com&sz=64MX Locker

$131.70

Liqui Moly HD Synth 20W50 Street Engine Oil

Free delivery between 7–14 Sept

https://www.google.com/s2/favicons?domain=xpertmotogear.com.au&sz=64xpertmotogear.com.au

$139.95

Liqui Moly 20W50 Synth H.D. Street 4L 3817 (4 to A Box)

Delivery between 9–17 Sept $14.99

https://www.google.com/s2/favicons?domain=shop.scootering.com.au&sz=64Scootering

$140.95

LIQUI MOLY 20W50 SYNTH H.D. STREET 4L 3817 (4 TO A BOX)

Delivery between 5–11 Sept $14.88

https://www.google.com/s2/favicons?domain=4wh.com.au&sz=644wheelhouse

$142.55

Liqui Moly Fully Synthetic Motorbike HD 20W-50 Street Motor Oil 4L 3817

Delivery between 9–11 Sept $15

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

A great engine oil.
26 June 2020Subhajit M.

originally posted on lrlmotors.com

Really a great product. I love it. Thank you liqui moly.

Best for your motorcycle.
22 March 2021Sergey

originally posted on revzilla.com

Used it in my motorcycle along with LIQUI MOLY engine flush and oil additive and feel bike's performance is better.

Best oil ever i used
28 June 2019ANANDKRISHNA N.

originally posted on lrlmotors.com

I felt the change in smoothness within seconds. The best engine oil available in market.

Specification

Variant
titleDefault Title

Price comparison

Updated 5 days ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64
Amazon.com.au

$162.95

Huile moto 4 temps - LIQUI MOLY Motorbike 4T Synth Street HD 20 W-50 4 l

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

https://www.google.com/s2/favicons?domain=peterstevens.com.au&sz=64
peter stevens motorcycles

$104.35

LIQUI MOLY 20W-50 SYNTH H.D. STREET 4L 3817 (4 TO A BOX) -

Free delivery

https://www.google.com/s2/favicons?domain=tjautoparts.com.au&sz=64
tjautoparts

$113.92

LIQUI MOLY Motorbike HD Synth 20W-50 Street 4 L 3817

Delivery between 8–16 Sept $9.95

https://www.google.com/s2/favicons?domain=mcas.com.au&sz=64
Motorcycle Accessories Supermarket

$119.96

LIQUI MOLY Full Synthetic H.D Street Engine Oil [3817] - 20W-50 - 4L

Free delivery between 9–17 Sept

https://www.google.com/s2/favicons?domain=raceandroad.com.au&sz=64
RACE and ROAD

$127.99

LIQUI MOLY Motorbike HD Synth 20W-50 Street 4L

Free delivery between 8–11 Sept

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

A great engine oil.
26 June 2020

Really a great product. I love it. Thank you liqui moly.

Subhajit M. originally posted on lrlmotors.com
Best for your motorcycle.
22 March 2021

Used it in my motorcycle along with LIQUI MOLY engine flush and oil additive and feel bike's performance is better.

Sergey originally posted on revzilla.com
Best oil ever i used
28 June 2019

I felt the change in smoothness within seconds. The best engine oil available in market.

ANANDKRISHNA N. originally posted on lrlmotors.com
Excellent oil
29 January 2020

Excellent oil and Addictive no more words

John P. originally posted on lrlmotors.com
Good Stuff
7 May 2024

I trust all Liqui-Moly products “German Ingenuity”👊

Seth originally posted on walmart.com
Good motorcycle oil
17 September 2019

So far this oil seems to be of good quality and does what it is supposed to do. I will purchase this product again as needed.

sprinklerfittermo originally posted on ebay.com
Nice Experience with LRL motors
9 August 2021

I just purchased liqui Moly 20W50 engine oil to my NS200 and also buy Engine Flush 4T Shooter Mos2Shooter Fuel Additive and I am very happy because my vehicle performance increased, Engine noise become reduced.

Sudeesh C.S. originally posted on lrlmotors.com
No item
29 May 2020

I didn't get the Oil,,. And if I did I'm srry it wasn't in my mail,,. Maybe sumone stole....

ivatorre_768 originally posted on ebay.com
Very Bad Communication
4 May 2020

I did not received the product yet and you are saying that I bought this product.

Ahsan S. originally posted on lrlmotors.com
Wow
24 March 2020

For the very first time I am using Liqui moly engine oil.Its bit price but after using I felt worth buying it.Engine noise is very smooth.

Amit N. originally posted on lrlmotors.com

Specification

Variant
titleDefault Title

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