Key Features
- Gains of up to 8.1 HP and 8.1 lb-ft of torque over stock
- Average outlet temperature 18.1°F cooler than stock for consistent performance and reduced heat soak
- Supports builds up to 572 horsepower
- 146% increase in core volume compared to stock for superior cooling capacity
- High-flow aluminum piping increases flow by 103% on hot side and 75% on cold side for maximum airflow
- Cast aluminum end tanks and welded aluminum construction paired with DuraCore™ silicone couplers for serious dependability
- Pre-drilled 1/8-inch NPT sensor port on cold-side pipe for auxiliary sensors or gauges
- Eliminates OEM resonator for sharper, more aggressive induction sound under boost
- Plug-and-play installation with no cutting required and full compatibility with stock ducting
- CNC-machined adapters with color-coded anodized red and blue finish for easy installation and enhanced engine bay aesthetics
- Patent Pending
- Mishimoto Lifetime Warranty
Average outlet temperatures drop by 18.1°F compared to stock, helping your engine maintain consistent power and preventing heat soak during hard driving. The welded aluminum construction and cast end tanks provide the durability needed to handle rigorous driving, while the optimized piping is paired with wire-reinforced, 5-layer DuraCore™ silicone couplers capable of handling extreme heat and boost pressure. The cold-side pipe includes a pre-drilled 1/8" NPT sensor port for auxiliary sensors or gauges, giving you the flexibility to monitor performance as your build evolves.
Installation is plug-and-play with a complete kit that includes all necessary couplers and hardware. High-quality worm gear clamps ensure secure fitment and quick installation, making it easy to upgrade now and revert to stock later if needed. Backed by the Mishimoto Lifetime Warranty, this kit combines durable construction, proven performance, and hassle-free installation for Civic 1.5T / Si owners ready to push their builds further.
Returns may be accepted within 14 days of purchase pending Return Merchandise Authorization (RMA). No returns or cancellations on special order items. All returns will be charged a 20% restocking fee, no exceptions.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging. Item must be able to be resold as new.
Several types of goods are exempt from being returned. Hazardous materials, fluids, greases, chemicals, and clothing are not able to return.
Free shipping is available within the lower 48 states for most orders totaling $199 or more. A free shipping option will be available during checkout. This offer is for delivery address in the continental United States and excludes shipments going to Alaska, Hawaii, Military Boxes, and items that require freight shipping.
Processing Time
Patterson Performance stocks a large quantity of items at any given time. Some items may require drop shipping from one of our various distributors. In stock items will ship within 1-2 business days. If you're needing your product quickly, please contact us to verify product availability before placing your order. Orders requiring additional verification (security concerns, incorrect information, etc.) may need additional processing time. Estimated shipping dates are not guaranteed and are subject to change based on inventory levels and manufacturer lead times. Backordered items are shipped immediately once available.
Items ship daily, If the item you ordered is not in stock, a member of our team will contact you via email / phone.
Patterson Performance will only ship to an address that varies from your billing address if payment is made via Paypal or a financing partner.
Patterson Performance ships from multiple warehouses throughout the United States, and sometimes from manufacturers overseas.
You can simply contact us via email / telephone for a live inventory check
Find more information at www.P65Warnings.ca.gov.
