I also was reading on the area update for the electronic throttle. This L86 intake and throttle body is ported by Chuy's Porting and Performance and ships directly from Chuy once complete (estimated 3-5 business day lead time). By 3 pm the throttle body was done being ported and was being shipped back to me. 00 $45. Because of the new cam I want to be able Jun 14, 2024 · I installed a ported L86 intake and LT5 throttle body on my 2015 Silverado L83 a couple months. Description Part Number KAT-A6856New GM 87mm throttle bodyCNC portedImproved airflow, pedal feel and throttle response over stock throttle body. Horsepower gains of up to 10hp on NA vehicles or even more on supercharged applications. 2L) intake manifold and throttle body, and observing significant obstruction in the manifold stands, we decided to port the intake manifold and test again. Not sure if it is needed, but was one thing I was reading on here to change for the L86/LT1 swap on the L83. Fits: C8 Corvette C7 Corvette Gen 6 Camaro Gen 3 CTS-V Silverado, Sierra, Tahoe, Yukon, and Escalade with L86 This L86 intake and throttle body is ported by Chuy's Porting and Performance and ships directly from Chuy once complete (estimated 3-5 business day lead time). Please review your cart before checking out to make sure that your parts are legal for use in California and other states with similar regulations. Reduced engine power and the codes just keep coming back. ) LT1 / LT2 / L86 / L87 / L96 / L83 $438. 2L L86 Intake Manifold and a ported Gen V LT1 throttle body (by Katech) on to a 2014 Chevrolet Silverado 1500 with the 5. more May 12, 2021 · The 87-mm throttle body used on truck engines as well as base Corvettes and some V8 Camaros. The Katech will make more power but will also require tuning due to the increased idle airflow. 2L Intake Manifold opened up to accept a Katech 103mm Throttle Body. . You don’t have to do the upgrades like I did. Please inspect your connector prior to ordering. 3L L83 Both Manifolds Ported by Me and both used a ported 95MM LT5 Throttle Body LT2 Manifold put down 359rwhp 366rwtrq L86 Manifold put down 354rwhp 390rwtrq LT2 made 4 more Hp BUT was down 36rwtrq and was lacking power all over the RPM band below 5400rpm In a truck you need low end and midrange. 2 is standard, but amazon has oem 12673449 for $155 CDN. Sep 17, 2021 · so the whole cross sectional area of the throttle body throat flows air rather intermittently, swapping flow between intake manifold sides/cylinder banks. 00 Dec 10, 2015 · Another possible advantage would be the strength of the "stepper motor" in the V8 throttle body being greater than that of the V6, this has been seen in certain LSX throttle bodies, which could improve the delay between pedal input and throttle blade movement rate. Dec 10, 2025 · We offer the stock OEM L86 Throttle Body (the one testing was completed with), and the upgraded Katech CNC Ported Throttle Body. https://youtu. Horsepower gains of up to 10hp on NA vehicles or even more on supercharged applications. New 87mm GM throttle body CNC ported Fits: C8 Corvette (LT2) C7 Corvette (LT1 & LT4) Gen 6 Camaro SS & ZL1 (LT1 & LT4) Gen 3 CTS-V (LT4) Silverado, Sierra, Tahoe, Yukon, and Escalade (L86/L87) *Does not fit V6 cars/trucks New 64mm Throttle Body with Fuel Moto billet intake manifold for Harley Davidson Milwaukee-8 engines. 2 L86 intake manifold and throttle body SILVERADO 5. Should it have been used on the LT4? Not. But $$ its still cheaper. 2L tune is 4118 mm^2, but I saw some posts recommending ~4704. APPLIES TO ALL NEW, REFURB, & CORE EXCHANGE PARTS. 00 $450. Any one have any experience ? Dec 9, 2025 · Ported 6. Ported 6. SE1000-CLPR-KT: COUPLER KIT (95MM/103MM) FOR COLD AIR INTAKE TO 95+MM THROTTLE BODY $40. Part Number KAT-A6856 New GM 87mm throttle body CNC ported Improved airflow, pedal feel and throttle response over stock throttle body. Part Number KAT-A6856 Overview New GM 87mm throttle body CNC ported Improved airflow, pedal feel and throttle response over stock throttle body. Description: Lingenfelter Ported LT5 95 mm throttle body for use on LT1, LT4 and L86 applications. The Jan 18, 2015 · Title basically says it all. 0L/6. Easy Installation Rev up your vehicle's performance with the Soler Performance Premium Throttle Body, custom-engineered for Camaro, Corvette, Cadillac and GM Trucks. I would not expect the 95mm throttle body to out perform the mildly ported 87mm, Id concentrate on better headers and a low restriction exhaust, New L86 6. Because of the new cam I want to be able Explore a wide range of our L86 Intake Manifold and Throttle Body selection. Runners are ported 7” deep removing all imperfections from miss aligned runners and inlet is ported as well. 2 L86 manifold for 14-18 silverados and sierrasThis will also work the same on a stock 6. NOTICE: on the intake manifold I do NOT Remove the internal pillars. Manifold is CNC machined from billet, fully ported, and features extra wide cross section with enhanced plenum design for maximum airflow & performance.

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