ACDelco GM Original Equipment Fuel Injection Throttle Bodies are a GM-recommended replacement for your vehicle’s original component. It is located on the intake manifold, and contains the throttle plate(s) that control the air entering the engine. The throttle body also houses the fuel injector(s) on Throttle Body Injection (TBI) or Central Fuel Injection (CFI) systems. This original equipment fuel injection throttle body has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
Chevrolet Performance – LS Throttle Body for LS3 / L99 (19420707)
$315.99
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Only 2 left in stock .
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Questions & Answers (5)
Customer questions & answers
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Is this a ported 92mm.19420707
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A This is a factory 90mm throttle body
LS swapped L96 using truck manifold and throttle body(87 mm). Can you port these two if I send them to you and how much. Btw the u tube on lifters you guys did pushed me to go with quality. Thanks I needed that. Johnson 2110r’s. Thanks
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Q LS swapped L96 using truck manifold and throttle body(87 mm). Can you port these two if I send th...... Read more answer nowAsked by on September 18, 2023 6:08 pmA We don't offer porting for the 87mm throttle body but we can port your ls3 throttle body and glad to hear!
What is the stock size of the throttle body on a 2011 L99 Camaro SS? If installing a larger one, will it trip a check engine light or interfere/negate a tune?
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Q What is the stock size of the throttle body on a 2011 L99 Camaro SS? If installing a larger one, ...... Read more answer nowAsked by on August 26, 2023 12:35 pmA 90mm and yes if you change and/or port the throttle body it'll require tuning
Is this the 102mm?
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No this is the stock 90mm tb
Is this a genuine gm part? Do you know if it will work with the holley efi software?
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Q Is this a genuine gm part? Do you know if it will work with the holley efi software? answer nowAsked by on January 11, 2023 5:47 pmA Yes this is a genuine GM part and I don’t see why it wouldn’t work
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brand new throttle body from GM I bought it with the porting service too. overall i would recommend it if you have a ported rod mod intake as well
Great experience
Beautiful!
thanks