L83 Engines Part Number: 12668390 this supersedes many gm part#'s. You may receive PN 12681212 which supersedes 12668390.
Please note that there is no functional difference between "low", "nominal", and "high" versions;
ALL 8 INJECTORS MUST HAVE THE SAME PART NUMBER. IF YOU ARE PURCHASING A REPLACEMENT, PLEASE LET US KNOW IN THE CHECKOUT NOTES WHICH PART NUMBER YOU HAVE.
WARNING: Per GM, if you remove your fuel rail you must replace the fuel rail crossover tube which is a one time use. If this leaks, results could be deadly and the mechanic/shop could be held liable. Take no chances and replace it with a new one. Add one to your order in the drop down below.
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TERMS (REQUIRED)
OFF-ROAD USE POLICY & EMISSIONS COMPLIANCE NOTICE
California Proposition 65 Warning:
This product can expose you to chemicals such as lead and lead compounds, which are known to the State of
California to cause cancer or birth defects or other reproductive harm. For more information, visit
www.P65Warnings.ca.gov.
Under the federal Clean Air Act (42 U.S.C. §7522(a)(3)), it is illegal to manufacture, sell,
install, or use any part that defeats or alters a motor vehicle’s emission control system for use on public
roads. Unless a product has received an Executive Order (EO) from the California Air Resources Board (CARB),
it is not legal for use or installation on any pollution-controlled vehicle driven on public highways.
Civil penalties up to $4,819 per violation per vehicle
Possible criminal penalties under the Clean Air Act
Revocation of registration or smog certification by DMV or local authorities
State & Local Regulations:
Some states have CARB-equivalent or independent emissions laws. Customers are responsible for verifying local
regulations before purchasing or installing emissions-related products.
Intended Use & Customer Certification:
All performance, racing, or competition parts sold by this company are intended solely for off-road,
closed-course, or competition use on vehicles that are never registered or used on public highways.
Company Policy Statement
Kies Motorsports, LLC sells and markets these products for lawful use only. We do not condone or authorize the
use of emission-control defeat devices or any modification that violates the Clean Air Act or state
regulations.