Smarto
Smart-O Sump Plug M12 X 1.75 Blister Pack
SKU: A1255397
Features
- Head markings for quick and easy plug identification
- Washer functions as a bushing, reducing metal-to-metal contact
- Grade 4 steel construction, engineered to be softer than the oil pan threads — helping reduce sump wear and sacrificing the plug (not the oil pan) if over-torqued
- Simplified torque specifications: Petrol: 18 ft/lb (24.4 Nm), Diesel: 27 ft/lb (36.6 Nm)
- Material: Low carbon steel
- Free from toxic Cr6 (hexavalent chromium) contaminants commonly found on many silver-coloured plugs
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Product Details
SMART O® Sump Plugs
Smarter Sealing. Safer Engines. Greener Future.
Upgrade from ordinary oil drain plugs to SMART O® — the innovative sump plug engineered for superior sealing, enhanced safety, and environmental responsibility.
Trusted by automotive professionals in over 15 countries, SMART O® delivers industry-first technology at an affordable price, making it the smart choice for workshops and DIYers alike.
Why Choose SMART O®?
Advanced Anti-Leak Technology
Our patented sealing system features a high-performance O-ring that expands by 10%+ upon contact with engine oil, creating a tight, active seal that locks oil in — even if threads are slightly worn or damaged.
Built to Resist Vibration
The expanding O-ring creates interference resistance that helps prevent the plug from loosening due to engine vibration — reducing the risk of leaks over time.
No Overtightening Required
The O-ring design minimizes the need for excessive torque, helping protect threads and extend sump life.
Reduced Metal to Metal Contact
An integrated washer acts as a bushing, minimizing friction and wear during installation.
A Greener Oil Change Solution
SMART O® is considered one of the safest and most environmentally responsible oil plugs available.
- Helps reduce the risk of engine oil leaking into waterways
- Free from toxic Cr6 (hexavalent chromium) commonly found on silver coloured plugs
- Black oxide finish allows for safe recycling
- Ideal for use in comprehensive green oil change programs
Protect your engine. Protect the environment.
Professional-Grade Construction
- Material: Low carbon steel
- Finish: Black oxide with black dip oil coating
- Recyclable design
Complete Coverage. Total Confidence.
With 18 plug variations covering approximately 99% of vehicles in selected markets, SMART O® provides a complete, easy-to-manage solution supported by technical reference guides and professional tools.
Whether you're servicing one vehicle or hundreds, SMART O® makes every oil change smarter.
SMART O® — The Smarter Way to Seal.
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