Royal Purple XPR 2-C Full-Synthetic 2-Stroke Engine Oil 1-Quart — High-Performance, Pre-Mix Racing Formula

Royal Purple XPR 2-C is a full-synthetic, high-performance 2-stroke engine oil formulated for pre-mix racing applications to protect components, help reduce heat and wear, and support stronger power delivery.

Designed for competitive and high-revving 2-cycle gasoline engines, Royal Purple XPR 2-C (formerly 2-Cycle TCW III Racing) combines synthetic solvency, friction-reducing chemistry, and combustion-friendly properties to help maintain engine efficiency. This product is intended for pre-mix systems rather than stock oil injection; it burns with the fuel and leaves fewer deposits on spark plugs and exhaust ports compared with many conventional oils.

How does this oil improve performance under racing conditions?

XPR 2-C focuses on lowering internal friction and stabilizing engine temperatures so more of the engine's output turns into usable power. Its formulation aids cleaner combustion passages and can help maintain rpm under load.

• Full-synthetic base reduces friction for better horsepower and throttle response
• Solvency agents help keep spark plugs and exhaust ports cleaner
• Designed to resist thermal breakdown in high-rev environments

Can I use Royal Purple XPR 2-C in all 2-stroke engines?

This oil is tailored for pre-mix 2-cycle racing engines and many other high-performance small engines. Royal Purple does not recommend using XPR 2-C with standard factory oil-injection systems, so check your engine's lubrication method before switching.

• Ideal for pre-mix applications: motorcycles, snowmobiles, marine outboards, and racing karts
• Not recommended for stock oil-injection systems unless manufacturer approves
• Follow engine maker’s mixing ratios and service intervals for best results

What maintenance benefits can I expect from this synthetic 2-stroke oil?

Because it’s a full synthetic formula, XPR 2-C tends to resist deposit formation and stays stable across a wide temperature range. That helps preserve combustion efficiency and reduce the frequency of spark plug fouling and exhaust port carbon buildup.

• Cleaner combustion chamber and exhaust ports prolong performance between services
• Lower coefficient of friction can reduce wear on moving parts
• Synthetic stability reduces volatility and oil breakdown at elevated temperatures

How should I store and use this 1-quart container safely?

Keep the quart tightly sealed, stored upright in a cool, dry place away from direct heat or open flame. Always mix to the engine manufacturer’s recommended fuel-to-oil ratio and label any premix you prepare with date and ratio.

• Store at room temperature away from sunlight to retain additive effectiveness
• Measure oil accurately for consistent lubrication and combustion characteristics
• Dispose of used or leftover oil and fuel mixes per local hazardous-waste rules

Who is this for: Royal Purple XPR 2-C suits racers, tuners, and serious recreational riders who run pre-mix 2-stroke gasoline engines and want a synthetic oil designed to support higher rpm, reduce heat and wear, and keep combustion and exhaust passages cleaner. It’s a specialized product best used where oil injection systems are not in place and where following manufacturer mixing instructions is standard practice.

• Package dimensions: 10 L x 5 W x 2 H (inches); package weight: 1.7 pounds
• Made in USA
• For best results, always follow your vehicle owner's manual recommendations