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Attention: You are purchasing closed course competition Product(s)

I acknowledge that the product(s) being purchased () was/were designed and intended for closed course competition use only. The product(s) is/are neither designed nor intended for use on public roads or land and is against Federal and State regulations to do so. By proceeding with this purchase, I , agree to only use the product(s) for closed course competition.

If an ECU tune was purchased, please send your unmodified and undamaged OEM ECU to TST Industries, located at 623 Pleasant St, Lake Helen, FL 32744.

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U.S. customers are offered a free shipping option for orders with a discounted subtotal greater than $150.00 (before taxes applied). The order's shipment destination must reside within the United States of America. The free shipping options still utilize our standard postage providers and 3rd party shipping companies. Does not apply to large items such as exhausts, stands, and bodywork shipping. All terms and conditions that apply to normal orders will continue to apply to orders with a free shipping option.

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An item returned within 30 days of purchase, that includes an accurate RMA#, in a perfectly new, unopened condition, and that complies with our other return policies, will not be charged a restocking fee.

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The most common product related questions are answered in the tabs section on this page. Be sure to carefully read through the "Product Details", "In the Box", and "FAQs" tabs. In addition, a lot of our products have comprehensive videos demonstrating installations and product features. You can find those videos in the "Videos" tab.

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COVERAGE: Our Limited Extended Warranty starts on the date of purchase. It covers all manufacturer defects for our TST Exclusive products. (Products manufactured by us with the exception of our WORX products)
EXPERT HELP: As always our team is here to help. If you’re unsure about this warranty or if your product is eligible, feel free to reach out to us and we can help answer any questions you may have!
PRODUCT ELIGIBILITY: TST will offer our Limited Extended Warranty on all products manufactured by TST Industries.
EASY CLAIMS PROCESS: Simply click the “Contact Us” page and fill out the “Returns Form” to begin the warranty process. Once our team receives your email and initiates the RMA, you can send your product back to us and we will repair/replace the product at no cost as long as a manufacturer defect is found. What qualifies as a manufacturer defect? Check out our Terms and Conditions for some examples!

Womet-Tech Smog Block Off Plates for Kawasaki ZX-4RR 2023+ / ZX-4R 2024+

  • Womet-Tech Smog Block Off Plates for Kawasaki ZX-4RR 2023+
  • Covers up the smog equipment mounting locations on your ZX-4RR's engine.
  • Includes plug block-offs to prevent error codes.
  • Womet-Tech smog block off plates installed on the Kawasaki ZX-4RR.

Womet-Tech Smog Block Off Plates for Kawasaki ZX-4RR 2023+ / ZX-4R 2024+

Womet-Tech Smog Block Off Plates for Kawasaki ZX-4RR 2023+ / ZX-4R 2024+

Womet-Tech's CNC machined aluminum smog block off kit enable you to remove the smog equipment from your Kawasaki Ninja ZX-4RR or ZX-4R and cover the holes left behind, helping you obtain an accurate air/fuel ratio tune while preventing exhaust popping.

Applications:
Kawasaki ZX-4RR | 2023, 2024, 2025
Kawasaki ZX-4R | 2024, 2025

Please note that this kit should be paired with our TST PAIR AIS Circuit Eliminator Plug or installed alongside a tune that eliminates the PAIR circuit within the ECU such as our TST WORX Performance ECU Tune for Kawasaki ZX-4RR / ZX-4R.

This product is part of our Worx Program!

Learn More!

Womet-Tech recently changed their logo, which may or may not be represented in the product branding of this item. The logo on the part and packaging may have changed, but you're getting the same high quality products as before.

Have a Question About This Product?
SKU WT-1042=110519=1
2023 +/Ninja ZX4RR/Kawasaki
Womet-Tech Smog Block Off Plates for Kawasaki ZX-4RR 2023+ / ZX-4R 2024+
 
Price: $39.99
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Womet-Tech Smog Block Off Plates for Kawasaki ZX-4RR 2023+ / ZX-4R 2024+

Womet-Tech Smog Block Off Plates for Kawasaki ZX-4RR 2023+ / ZX-4R 2024+ +
TST PAIR AIS Circuit Eliminator Plug for Select Kawasaki Motorcycles =
$57.98

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Womet-Tech Smog Block Off Plates for Kawasaki ZX-4RR 2023+ / ZX-4R 2024+
Womet-Tech Smog Block Off Plates for Kawasaki ZX-4RR 2023+ / ZX-4R 2024+
$39.99
TST PAIR AIS Circuit Eliminator Plug for Select Kawasaki Motorcycles
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  • Product Details
  • In the Box
  • Recommended Accessories

Installation

Features

  • High-quality CNC machined aluminum construction
  • Enables accurate air-fuel ratio tuning
  • Removes bulky AIS system
  • Includes large rubber cap to block hose fitting on OEM airbox
  • Includes four smaller rubber caps to block hose fittings on the bottom of throttle bodies
  • For race applications only (not for public highway use)
  • Includes two block off plates

Description

Ensure proper air/fuel ratio when removing the stock AIS equipment with Womet-Tech's high-quality CNC machined aluminum Smog Block Off Plate Kit. Each kit includes a set of two aluminum block off plates and five rubber caps to completely block off the holes left behind after removing the stock equipment. The included rubber caps are specifically included to cover hose fittings on the stock airbox and throttle bodies to ensure a complete installation. Only one kit is required for the ZX-4RR / ZX-4R engine.

  • (1) pair of Womet-Tech Smog Block Off Plates
  • (1) Large rubber cap
  • (4) Smaller rubber caps
warning

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

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TST Sequential LED Integrated Tail Lights for Yamaha YZF-R7 2022+
TST Sequential LED Integrated Tail Lights for Yamaha YZF-R7 2022+
This light gives my 24 R7 a sleek and stealthy look! TST knows how to do it right. They have great bike accessories and even greater customer service. Always quick to answer my questions about this product and treats me well!
Nicholas Choo
Dec 21, 2024
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