This system produced gains of up to +3 HP and +5 lbs. x Ft. TQ., as measured on our in-house dyno. It is constructed from 2-1/2" mandrel-bent 304 stainless steel tubing for maximum strength and durability. Also, the system features a high-flow stainless steel muffler, producing a deep sound. (Muffler finish may vary). Finishing off this exhaust system are dual 4-1/2" diameter carbon fiber 304 stainless steel clamp-on exhaust tips. The tips feature an aFe POWER logo for a unique style. Utilizing a factory-style flange and hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. A mitered merge collector is used to decrease turbulence and increase exhaust velocity resulting in increased horsepower, torque, and improved throttle response. Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment. 100% MIG-Welded for race-proven strength and durability.
APPLICATIONS
- Honda Civic Si Sedan I4 1.5L (2017, 2018, 2019, 2020)
FEATURES
- Up to +3 HP and +5 lbs. x Ft. TQ.
- Constructed from 2-1/2" Mandrel-Bent 304 Stainless Steel Tubing
- Dual 4-1/2" Diameter Black 304 Stainless Steel Clamp-On Exhaust Tips
- Utilizes Factory Style Flange and Hangers for a Secure Fit
- 100% MIG-Welded for Strength and Durability
- All Necessary Hardware is Included for a Hassle-Free Installation
- Black Tip
Customer Reviews
Customer Questions
RETURN & CANCELATION POLICY | INTERNATIONAL DUTIES AND TAXES
In stock, non special order items can be returned within 30 days of the product arriving to your house or place of work.
Returns will NOT be accepted on Clearance Items, Final Sales, Special Orders, Opened, Installed, Incomplete, or Otherwise Used Products. In order to initiate a return, an RMA number must be requested and approved via e-mail.
All returns will be subject to a 20% restocking fee minus complete shipping cost (roundtrip).
Any processed orders that have not shipped will incur a 6% cancelation refund fee unless the product was not available to ship within a timely manner. No fee will be incurred if used as store credit.
For complete details on our return policy, please see our Help and FAQ link under HELPFUL INFO.
INTERNATIONAL DUTIES AND TAXES
All international orders outside of the USA are subject to duties and taxes per your countries jurisdiction and determined by customs.
Kami Speed serves the right to ship using an alternative method if we see it fit, in order to expedite shipping and reduce your rate depending on product value.

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