11 Engine Oil Additives You Should Avoid

Think oil additives protect your engine? Think again. After 30 years of tearing down engines, I've seen catastrophic damage from products that promised "ultimate protection." In this video, I expose 11 oil additives that have documented failure patterns—some even faced class-action lawsuits—and reveal the 5 products that actually passed my real-world testing. 🔴 11 ADDITIVES TO AVOID: PTFE/Teflon Additives (Slick 50 & similar) Chlorinated Paraffins Excessive Zinc (ZDDP Overload) Solvent-Based Engine Flushes Graphite-Based Additives Compression Restorers (Snake Oil) Mystery Oil Conditioners Excessive Molybdenum Disulfide "Magnetic" Oil Additives Stop-Leak Additives Fake Nano-Metal Suspensions ✅ 5 ADDITIVES THAT ACTUALLY WORK: Lucas Heavy Duty Oil Stabilizer BG MOA Motor Oil Supplement TriboTEX Nano Oil Additive Archoil AR9100 Friction Modifier Liqui Moly MoS2 Anti-Friction ⚠️ WARNING: Some of these products have caused: Clogged oil filters and passages Catalytic converter failure ($1,200-$1,800 repairs) Turbo failure ($2,800+ repairs) Complete engine seizure ($4,000-$8,000 repairs) Destroyed seals and gaskets 💡 What You'll Learn: ✓ Why modern oil doesn't need most additives ✓ How to identify fake "nano" technology scams ✓ Which additives work for high-mileage engines ✓ The truth about PTFE, graphite, and moly additives ✓ How stop-leak products destroy your engine ✓ Real-world oil analysis results ✓ When additives actually help vs. when they hurt🔧 TESTED PRODUCTS (Approved List): All products on the approved list have been personally tested with before/after oil analysis, engine teardowns, and documented results. I don't recommend anything I haven't verified myself.📊 Based on: 30+ years of mechanical experience Hundreds of engine teardowns Used oil analysis reports Real customer case studies Published scientific research 🛠️ Recommended Tools: ✅ Anti-seize compound (https://amzn.to/3J8to6O) ✅ Dielectric grease (https://amzn.to/3W5p2Ao) ✅ Oil filter cutter (https://amzn.to/43dBAtf) ✅ High-mileage oil (https://amzn.to/4ooSKwl) ✅Throttle Body Cleaner WD-40 (https://amzn.to/4n317gu) ✅Car OBD2 Scanner (https://amzn.to/4o2bhz1) ✅Torque Wrench (https://amzn.to/3IG5e2T) ✅Digital Multimeter (https://amzn.to/3GR24ce) ✅Creeper or Rolling Seat (https://amzn.to/3UqRonH) ✅Engine Oil 5W-30 (https://amzn.to/40y4sLC) ✅Fuel Injector Cleaner (https://amzn.to/4oaJlcv) ✅Brake Cleaner Spray (https://amzn.to/46X3vQR) ✅Engine Degreaser (https://amzn.to/3UqRVWJ) ✅Jump Starter Power Bank (https://amzn.to/4ohVzjA) ✅ Chevron Techron Concentrate Plus (https://amzn.to/4o0C8vy) ✅ CRC GDI IVD Intake Valve Cleaner (https://amzn.to/46nc5s5) ✅ Red Line SI-1 Complete Fuel System Cleaner (https://amzn.to/3IzZebW) ✅ Lucas Heavy Duty Oil Stabilizer (https://amzn.to/4oao9TY) ⚡️ FOLLOW US FOR MORE CAR TIPS: Website: https://yourmotorcare.com Facebook:   / yourmotorcare   Instagram:   / yourmotorcare   🎯 BEST FOR: Car owners considering oil additives High-mileage vehicle owners (150k+ miles) Diesel truck owners (especially Power Stroke) Anyone trying to extend engine life People who've had bad experiences with additives DIY mechanics and automotive enthusiasts ❌ PRODUCTS MENTIONED (NOT RECOMMENDED): This video discusses multiple oil additive categories that cause damage. No specific brand endorsements are made for the harmful products—only categories and chemical compositions are identified. 💬 JOIN THE DISCUSSION: Have you used oil additives? Share your experience in the comments—good or bad. Your real-world results help others make informed decisions.🔔 SUBSCRIBE for weekly automotive deep-dives, real testing, and honest mechanical advice. DISCLAIMER: This video is for educational and informational purposes only. Product performance can vary based on application, engine condition, and usage. Always consult your vehicle's owner manual and follow manufacturer recommendations. Some products mentioned may work well in specific applications but poorly in others. Use critical thinking and research before adding anything to your engine. Engine Oil Additives: 11 Products Destroying Your Engine (+ 5 That Actually Work) 11 engine oil additives that will destroy your car!,