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🛠️ Keep your high-mileage engine running like new—because your ride deserves the best!
STP High Mileage Oil Treatment + Stop Leak is a 15 FL OZ high-viscosity engine additive designed for vehicles with over 75,000 miles. Featuring ZDDP anti-wear agents, it forms a thick protective cushion to reduce friction, rejuvenates seals and gaskets to prevent leaks, and improves overall engine performance. Suitable for cars, light trucks, and SUVs, it’s added during every oil change to extend engine life and reduce noise and smoking.

| ASIN | B00D8OFQUE |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #4,737 in Automotive ( See Top 100 in Automotive ) #51 in Tire Repair Tools |
| Brand Name | STP |
| Compatible with Vehicle Type | Car |
| Container Type | Bottle |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,969) |
| Global Trade Identification Number | 00071153785953, 10071153184111 |
| Included Components | STP Auto Performance Aid |
| Item Type Name | Auto Performance |
| Item Weight | 15.2 ounces |
| Liquid Volume | 15 fluid ounces |
| Manufacturer | STP |
| Manufacturer Part Number | 18411 |
| Model Number | 15604B |
| Size | 15 OZ |
| UPC | 071153785953 |
| Unit Count | 15 Fluid Ounces |
| Viscosity Level | High |
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