The N1 Evolution Extreme is based on the proven performance basics of the N1 muffler which emphasizes optimum exhaust efficiency utilizing a straight-thru layout design. Equipped with an internal hybrid silencer uniting power and free flowing characteristics with effective functional sound resonance. A newly adopted muffler tip completes the tail end of the exhaust that serves both purposes of function and form. Constructed with a light weight titanium material rolled and riveted onto a double pipe structure which acts as a diffuser enabling temperature reduction, meanwhile retaining a sporty heat gradiation appearance.

PRODUCT FEATURES:

• N1 EvX titanium tips specially designed with clearance to reduce heat transfer
• Top Level quality using full tig-welded SUS304 stainless steel 
• Matched and manufactured for select chassis
• A'PEXi intricate designed brackets
• Resonated midpipe structure
• Compatible with A'PEXi GT Frontpipe (SKU: 145-H001)
• Comfort with optimal performance gains
• Made in Japan

Dyno Graph

Honda Civic Hatchback Sport FK7 17+

Bolt-On	Yes
Part Number	164-KH01
Year	2017, 2018, 2019, 2020, 2021
Make	Honda
Model	Civic Hatchback Sport
Body Style	5-Door Hatchback
Engine	L15BA
Chassis	FK7
Exhaust Type	N1 Evolution Extreme Muffler (N1-X)
Piping Diameter	65mm. - 50.8mm. x 2
Tip Diameter	93mm. x 2
Pieces	5
Exhaust Tip Style	Titanium Round- Dual wall rolled, Angle cut (Riveted)
Piping Material	SUS304 Stainless Steel
Muffler Material	SUS304 Stainless Steel
Muffler Tip Material	Titanium
Notes	***Optional Frontpipe Sold Separately (Part No. 145-H001)
	WARNING: California Prop 65 Cancer & Reproductive Harm  www.p65warnings.ca.gov