Injen SP1581WR SP Series Cold Air Intake System with SuperNano-Web Dry Filter

The Injen SP1581WR is a performance-tuned cold air intake system engineered to deliver significant horsepower and torque gains while maintaining safe air/fuel ratios. As part of Injen's flagship SP series, this system incorporates multiple patented technologies including MegaRam (MR) Technology and Air Fusion to optimize airflow and engine performance.

Key Features:

• Dyno-proven gains of up to 29 horsepower and 25 lb-ft of torque
• Constructed from lightweight 6061-T6 aluminum tubing for smooth, unrestricted airflow
• Fully serviceable SuperNano-Web dry air filter with increased surface area for superior filtration and flow
• Patented MegaRam (MR) Technology (Patents 7,359,795 and 7,669,571) and Air Fusion Technology (Patent 7,721,669)
• 2-piece design allows easy conversion to short ram configuration
• Cold air intake design draws cooler, denser air for maximum power
• Aggressive, throaty engine tone under acceleration
• No additional tuning or calibration required
• Available in multiple finish options for personalized aesthetics
• Made in Pomona, California, USA

What's Included:

• 6061-T6 aluminum intake tubing
• SuperNano-Web dry air filter
• All necessary mounting hardware and components

Additional Information:

• Replacement filter: X-1062-BB
• Optional Hydroshield: 1031BLK
• Injen Technology Limited Lifetime Warranty
• Not CARB exempt - not legal for sale or use in California
• Does not fit Canadian market models due to larger windshield washer reservoir

This intake system represents the culmination of Injen Technology's world-first tuned intake design philosophy, delivering measurable performance improvements with reliability and style.