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- 12%
Penrite 10 TENTHS Race Coolant Inhibitor Concentrate 1L
Penrite 10 TENTHS Race Coolant Inhibitor Concentrate 1L
Penrite 10 TENTHS Race Coolant Inhibitor Concentrate 1L

Penrite 10 TENTHS Race Coolant Inhibitor Concentrate 1L

(43 reviews)

Penrite 10 TENTHS Race Coolant Inhibitor Concentrate 1L

$21.95

(43 reviews)

Keep your vehicles cooling system in perfect order with Penrite 10 Tenths Race Coolant Inhibitor Concentrate. The race proven corrosion inhibitor features hybrid organic acid technology (HOAT), lowering coolant temperatures and offers long term protection for up to 3-5 years or 150 000km, whichever comes first. Penrite 10 Tenths RCI is designed to provide better heat dissipation by preventing cavitation, decreasing operating temperatures and protecting your engine. It is compatible with all rubber hoses, seals and gaskets and will provide protection to all metals such as aluminium, brass and copper. The non-glycol based coolant wont cause slippery road surfaces if it happens to spill, ideal for use on track where glycol coolants arent permitted. Penrite 10 Tenths RCI is concentrated, for best results mix 50-100ml per 1 Litre of demineralised water, making up to 20L of coolant. To find the correct coolant suggested for your vehicle; either add your vehicle to My Garage or check with your manufacturer, vehicle user manual, your local mechanic or head in-store and talk to one of our friendly team.

Keep your vehicles cooling system in perfect order with Penrite 10 Tenths Race Coolant Inhibitor Concentrate. The race proven corrosion inhibitor features hybrid organic acid technology (HOAT), lowering coolant temperatures and offers long term protection for up to 3-5 years or 150 000km, whichever comes first. Penrite 10 Tenths RCI is designed to provide better heat dissipation by preventing cavitation, decreasing operating temperatures and protecting your engine. It is compatible with all rubber hoses, seals and gaskets and will provide protection to all metals such as aluminium, brass and copper. The non-glycol based coolant wont cause slippery road surfaces if it happens to spill, ideal for use on track where glycol coolants arent permitted. Penrite 10 Tenths RCI is concentrated, for best results mix 50-100ml per 1 Litre of demineralised water, making up to 20L of coolant. To find the correct coolant suggested for your vehicle; either add your vehicle to My Garage or check with your manufacturer, vehicle user manual, your local mechanic or head in-store and talk to one of our friendly team.

Keep your vehicles cooling system in perfect order with Penrite 10 Tenths Race Coolant Inhibitor Concentrate. The race proven corrosion inhibitor features hybrid organic acid technology (HOAT), lowering coolant temperatures and offers long term protection for up to 3-5 years or 150 000km, whichever comes first. Penrite 10 Tenths RCI is designed to provide better heat dissipation by preventing cavitation, decreasing operating temperatures and protecting your engine. It is compatible with all rubber hoses, seals and gaskets and will provide protection to all metals such as aluminium, brass and copper. The non-glycol based coolant wont cause slippery road surfaces if it happens to spill, ideal for use on track where glycol coolants arent permitted. Penrite 10 Tenths RCI is concentrated, for best results mix 50-100ml per 1 Litre of demineralised water, making up to 20L of coolant. To find the correct coolant suggested for your vehicle; either add your vehicle to My Garage or check with your manufacturer, vehicle user manual, your local mechanic or head in-store and talk to one of our friendly team.

Keep your vehicles cooling system in perfect order with Penrite 10 Tenths Race Coolant Inhibitor Concentrate. The race proven corrosion inhibitor features hybrid organic acid technology (HOAT), lowering coolant temperatures and offers long term protection for up to 3-5 years or 150 000km, whichever comes first. Penrite 10 Tenths RCI is designed to provide better heat dissipation by preventing cavitation, decreasing operating temperatures and protecting your engine. It is compatible with all rubber hoses, seals and gaskets and will provide protection to all metals such as aluminium, brass and copper. The non-glycol based coolant wont cause slippery road surfaces if it happens to spill, ideal for use on track where glycol coolants arent permitted. Penrite 10 Tenths RCI is concentrated, for best results mix 50-100ml per 1 Litre of demineralised water, making up to 20L of coolant. To find the correct coolant suggested for your vehicle; either add your vehicle to My Garage or check with your manufacturer, vehicle user manual, your local mechanic or head in-store and talk to one of our friendly team.

$21.95 - $127.64

in 33 offers

The lowest price for Penrite 10 TENTHS Race Coolant Inhibitor Concentrate 1L right now is $21.95 at 999autoshop.com.au, compared across 29 retailers.

The all-time low was $20.00 on 26 Aug 2025 — today's price is 10% above the lowest ever. That's a little above the best price we've seen.

Prices last updated 23 June 2026.

Price comparison

Price data powered by pricesAPI.io

Last updated at 23/06/2026 14:00:02

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
999autoshop.com.au

$21.95

Penrite 10 Tenths Racing Coolant 1 Litre (no Glycol) Concentrated

999autoshop.com.au

$84.95

Penrite 10 Tenths Race Coolant (Glycole Free) Water Wetting Agent x3 pack

BYE Performance

$24.90

Penrite Race Coolant Inhibitor Concentrate (1L)

Delivery between 30 June – 8 July $15

Oz General Store

$25.00

Penrite 10 Tenths Race Coolant Inhibitor 1L

Delivery between 29 June – 1 July $15

sparesbox.com.au

$25.46

Penrite 10 Tenths Race Coolant Inhibitor Concentrate 1L RCI001

Delivery between 26 June – 6 July $9.90

Automotive Superstore

$26.95

Penrite 10 TENTHS Race Coolant Inhibitor Concentrate 1L RCI001

Delivery between 24 June – 6 July $10.95

Motorsport Accessories

$26.95

Penrite 10 Tenths Race Coolant Inhibitor Concentrate 1L

Universal Auto Spares

$27.00

10 Tenths Race Coolant Inhibitor (Concentrate) 1L - Penrite

Delivery between 30 June – 8 July $14.95

Australian Racing Products

$28.50

Penrite 10 Tenths Race Inhibitor Concentrate Engine Coolant 1L

Free delivery

mx5mania.com.au

$28.66

10 TENTHS Race Coolant Inhibitor Red 1 Litre

Price history

Price history

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

Reviews

Excellent product
23 July 2020beardy

originally posted on supercheapauto.com.au

I recently purchased this product to use in my racing go karts and Formula 125s. I found it to be an excellent product to help protect my racing engines and to keep them cool to the maximum ability and to maintain peak performance when used in racing. I would highly recommend this product to anyone who wants the best for their own engine.

Good product. Would buy again.
1 December 2020VR5l

originally posted on supercheapauto.com.au

Seems to be working great. I would buy this again.

Goood stuff keeps ya cool
18 October 2018stevesyms

originally posted on ebay.com

Best product genuine to run car cooler , no glycol means good for track car

Specification

Density at 15°C, kg/L1.08
PRODUCT PERFORMANCE LEVELSAS 2108-2004 Type B

Price comparison

Updated 3 days ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
999autoshop.com.au

$21.95

Penrite 10 Tenths Racing Coolant 1 Litre (no Glycol) Concentrated

999autoshop.com.au

$84.95

Penrite 10 Tenths Race Coolant (Glycole Free) Water Wetting Agent x3 pack

BYE Performance

$24.90

Penrite Race Coolant Inhibitor Concentrate (1L)

Delivery between 30 June – 8 July $15

Oz General Store

$25.00

Penrite 10 Tenths Race Coolant Inhibitor 1L

Delivery between 29 June – 1 July $15

sparesbox.com.au

$25.46

Penrite 10 Tenths Race Coolant Inhibitor Concentrate 1L RCI001

Delivery between 26 June – 6 July $9.90

Price history

Price history

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

Reviews

Excellent product
23 July 2020

I recently purchased this product to use in my racing go karts and Formula 125s. I found it to be an excellent product to help protect my racing engines and to keep them cool to the maximum ability and to maintain peak performance when used in racing. I would highly recommend this product to anyone who wants the best for their own engine.

beardy originally posted on supercheapauto.com.au
Good product. Would buy again.
1 December 2020

Seems to be working great. I would buy this again.

VR5l originally posted on supercheapauto.com.au
Goood stuff keeps ya cool
18 October 2018

Best product genuine to run car cooler , no glycol means good for track car

stevesyms originally posted on ebay.com
It's concentrate, cooling engine
1 June 2020

It's cooloing engine and protect corrosion as well. Good stuff and value for the money

Alex originally posted on supercheapauto.com.au
Race Car owner
20 February 2020

Excellent radiator fluid for race car radiators stops corrosion in aluminium radiators.

colby originally posted on supercheapauto.com.au
Race worthy Aussie made no slip coolant for track
5 February 2021

Wouldn't race without it Top Aussie product for track

KEN originally posted on supercheapauto.com.au
Red coolant.
4 March 2020

Quality Penrite product. Comfortable to always use knowing its aussie company.

John originally posted on supercheapauto.com.au
inhibitor
17 December 2019

I have used this in my cars and truck I have found it to be one of the best thank you

bigall125 originally posted on supercheapauto.com.au

Specification

Density at 15°C, kg/L1.08
PRODUCT PERFORMANCE LEVELSAS 2108-2004 Type B

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