Yoshimura R&D of America, Inc.

NINJA/Z 650 17-26 Race AT2 Stainless Full Exhaust, w/ Stainless Muffler

NINJA/Z 650 17-26 Race AT2 Stainless Full Exhaust, w/ Stainless Muffler - Main image
$619.38 $999 In stock

Category: Race Series Exhaust System

Since 2017 the newest gen Kawasaki Ninja/Z650 has been turning heads for those looking for a great middle weight twin cylinder bike. Yoshimura is introducing our AT2 Race Series full system and is the first matte finish carbon fiber sleeve option to come from Yoshimura R&D.

AT2's styling, fit and finish result from investments made in technology, combining decades of hands on experience with the latest in digital design capabilities. This new Race Series system not only drops over half the weight of the stock system, max horsepower is up 6.5% and max torque is up 3.1%. Plain and simple this system rocks, and the sound that is one of a kind Yoshimura!

Our AT2 Race Series system has some iconic features:

  • AT2 aggressive shape and sound note.
  • AT2 facet-formed tip is a one of a kind look from Yoshimura R&D
  • Unrivaled fit and finish due to improved production tolerances
  • Optimized for maximum flow and improved ground clearance
  • Designed for durability and ease of service
  • Made with our exclusive Works Finish
  • AT2 full system (matte carbon) weight: 8.0 lbs. (matte carbon) vs stock weight: 17.8 lbs.
  • Configuration - stainless steel header and tailpipe

Yoshimura's AT2 is proudly designed, developed and manufactured in Chino, California.

Weights:

Stock exhaust: 17.8 lbs.

Yoshimura AT2 carbon fiber full system: 8.0 lbs.

Yoshimura AT2 stainless full system: 9.1 lbs.

Sound levels:

(Using J2825 standards) with INS-20-K low volume sound insert.

2000 rpm

Stock: 83.7dB

AT2: 93.6dB

5000 rpm

Stock: 92.6dB

AT2: 103.1dB

Sound Insert/Spark Arrester Options


Sound Level

Volume Insert Spark Arrestor Included
INS-20-K Yes
INS-35-K No
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Customer Reviews (4.6 / 5 · 5 reviews)

Sofia ★★★★★

Finally got this installed on my Z650 and the sound is incredible without being obnoxiously loud. The stainless construction already looks way more premium than the stock system, and it shed a noticeable amount of weight from the rear end.

Miles T. ★★★★★

The AT2 system bolted right on without any fuss, and the stainless finish matches the bike's lines perfectly. The weight savings over the stock pipe are immediately noticeable when you pick it up.

George ★★★★★

The sound from this AT2 system has a deep, aggressive tone that really wakes up the twin cylinder. Fit and finish on the stainless steel components was spot on, no binding or alignment issues. Only took a couple hours to swap out the heavy stock exhaust.