2021 Chevrolet Silverado 1500 LT Performance Parts

For LT1/L86/L8T Gen 5 engines Now you can get this porting service on your cylinder heads at an incredibly low cost! Simply follow this procedure: Remove the cylinder heads from your car Disassemble cylinder heads to completely bare condition Wash cylinder heads Print a...

Allows a Factory LT4 supercharger, or aftermarket LT4 supercharger/intake to be bolted to a LT1, L86 and L83 cylinder head. LT4 superchargers may interfere with L86 and L83 accessory drives. Avoids using adapter plates that can leak and also cause hood clearance issues from...

  NOTE: This CNC porting bundle is unique as it does not include CNC porting the intake and exhaust runners, but rather the chambers and a valve job and hand-blending. Flow testing indicated that porting the intake and exhaust runners on the L83 head...

Katech LS/LT1/L83/LT4 Titanium Valve Spring Replacement Retainer Titanium Replacement for Compatible PSI Valve Spring Packages. The Katech LS/LT1/L83/LT4 Titanium Valve Spring Replacement Retainer is designed for PSI-LS1511 and PSI-LS1516 valve springs in compatible LS, LT1, and L83 valvetrain packages, plus LT4 exhaust valve applications...

Katech LT1/L83 OEM Guide Valve Spring Replacement Seat Spring Seat for Compatible LS and LT1/L83 Heads with PSI-LS1511 Valve Springs. The Katech LT1/L83 OEM Guide Valve Spring Replacement Seat is designed for compatible LS, LT1, and L83 cylinder heads using PSI-LS1511 valve springs and...

Katech Gen V L83 & L86 Wet Sump Oil Pump - High Volume Upgrade Consistent Oil Pressure. Proven Durability. Engineered To Perform The Katech Gen V L83 & L86 Wet Sump Oil Pump is designed for LT-based truck engines, delivering increased oil volume and...

Katech Gen V LT1/LT2/LT4/L86/L87 87MM CNC Ported Throttle Body New GM Throttle Body with CNC Porting for Compatible Gen V LT Car, Truck, and SUV Applications. The Katech Gen V LT1/LT2/LT4/L86/L87 87MM CNC Ported Throttle Body features CNC porting to improve airflow, pedal feel,...

Katech L82/L83/L84 80MM CNC Ported Throttle Body New GM Throttle Body with CNC Porting for Compatible L82, L83, and L84 Applications. The Katech L82/L83/L84 80MM CNC Ported Throttle Body starts with a new GM 80mm throttle body and adds CNC porting to support improved...

Katech Gen V LT1/L83/L86 Ignition Coil Relocation Kit A Clean, Professional Solution for Gen V LT Engine Builds Enhance the appearance of your Gen V LT engine with the Katech Gen V LT1/L83/L86 Ignition Coil Relocation Kit. Designed to work with Katech Cast Aluminum Valve Covers,...

The 2019-2026 Chevy Silverado/GMC Sierra 1500 6.2L Cold Air Intake from Roto-fab will change the way you look at air intake systems. The Roto-fab cold air intake development process starts by custom fabricating what we believe to be the perfect cold air intake for...

Roto-fab Cold Air Intake for 2019-2026 Chevy Silverado/GMC Sierra 1500 - 5.3L. As an established leader in the GM vehicle aftermarket, we are excited to bring our values of outstanding performance and superior quality to the truck world! On this project, we set out...

2014+ GM Gas Trucks (non-Duramax)THESE ARE NOT RECOMMENDED FOR ROAD TRACK CIRCUIT USEBRAKE BOOSTER MOUNT DOES NOT WORK WITH IBC (Electric) BRAKINGIBC MOUNT DOES NOT FIT 2022 2500 6.6L L8TPCV can set up with -10,12AN inlet and super check exit for 1000,1200hp capacity-connects between...

NEW 600 Mild option!2014+ GM V6 or V8 Gas Trucks (non-Duramax)BRAKE BOOSTER MOUNT DOES NOT WORK WITH IBC (Electric) BRAKINGIBC MOUNT DOES NOT FIT 2022 2500 6.6L L8TPCV can set up with -6AN or OEM quick connect fittings-connects between valley plate and intake manifold-includes...

2019-2022 GM TRUCK / SUV 6.2L L87GEN 6 3.0L WHIPPLE SUPERCHARGER KIT Few truck and SUV upgrades change the driving experience like a properly engineered twin-screw supercharger system. The added low-end torque, sharper throttle response, and stronger pull through the RPM range completely transform...

2019-2022 GM TRUCK / SUV 5.3L L84 WHIPPLE SUPERCHARGER KIT There are few upgrades that change the personality of a truck or SUV like a properly engineered twin-screw supercharger system. The immediate torque, sharper throttle response, and broader power delivery completely transform how the...