2019-2020 Chevy Silverado 1500 STILLEN Cold Air Intake Scoop
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STILLEN

2019-2024 Chevy Silverado 1500 TruPower by STILLEN Cold Air Intake Scoop - TP403501

TP403501

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 *NOTE: As of February 15, 2022 this product is compatible with the active aero shutters.

 Year:

2019, 2020, 2021, 2021, 2022, 2023, 2024

Make: 

Chevrolet

Model:

Silverado 1500 (half ton) all engine options (2.7L, 3.0L, 4.3L, 5.3L, 6.2L)

 

Features and benefits:

  • Made in USA
  • Limited lifetime warranty
  • Direct cold air flow
  • Reduced intake air temperatures
  • Compatible with any air intake or supercharger that uses factory air intake scoop
  • Textured finish for OEM fit and finish
  • Very easy installation
  • 49 state emissions compliant- not for sale or use in California
  • Not compatible with GMC Sierra (Stillen offers part number TP403503 for Sierra 1500 owners)

 

The factory Air intake system on the Chevrolet Silverado 1500 is a very unique and creative design. During testing our engineers placed multiple temperature probes throughout the engine bay and access panels of the Silverado engine bay in order to find the coldest possible air source. Turns out, Chevrolet engineers did a pretty good job of finding a great source of fresh air. Knowing that repositioning the air intake would not be beneficial our team of designers began looking at ways to improve the airflow and find additional benefits.

 

Pretty quickly our team noticed that the path of the airflow was good, but quite disruptive. The air had to travel through the grille, up the radiator, through the lattice work of the shroud then around the radiator shroud and finally into the intake scoop.

 

This presented two problems.

 

1) There is no natural path for the air to flow through.

Every one of these turbulent areas, every interference causes restriction and/or causes work for the air. The goal is to get the air into and through the air intake system as cleanly and efficiently as possible.

 

2) The air is susceptible to being heated by the radiator.

The air must travel up the face of the radiator in order to make its way into the air intake opening. Keep in mind, the radiators operational temperature is 180-220 degrees. Significantly higher than ambient.

 

To solve the two problems with this otherwise fantastic design the design team at STILLEN began by creating a proper scoop. This scoop lowers the base of the radiator shroud to be in line with the top bar of the famous Chevrolet grille. This new design allows for the air to come directly into the intake system without being warmed by the radiator, or disrupted by the lattice type material in the radiator shroud. This design eliminates the pre-heating and the turbulence caused by the factory system.

 

During our development our team noticed that the factory

 

¾ and 1 ton trucks actually have scoops in their radiator shroud designs also which confirmed that the True Power by STILLEN cold air intake scoop for the Chevy Silverado was on the right track!

 

An additional benefit to this air intake is that it will work with any aftermarket air intake system that utilizes the factory air intake scoop.

 

This part is a replacement for the GM OE part number: 84535853

This item is not sold or endorsed by General Motors or any of its subsidiaries.

Customer Reviews

Based on 10 reviews Write a review

Customer Reviews

Based on 23 reviews
61%
(14)
30%
(7)
9%
(2)
0%
(0)
0%
(0)
S
S Johnson
Intake Scoop

Purchased for my 2025 Chevy Silverado RST. Easy install and fit was purfect with no issues. Quality of product is excellent. The scoop is heavy duty unlike the factory. Would definitely recommend. No real notice if it improved MPG or HP with other intake products since it only been installed for a couple hundred miles.

A
Adrian
Great Product

Quality, Easy to install, and improves air flow to stock airbox

J
Jake Thompson
Simple and Easy

Install was a breeze, took me 5 minutes. Definitely noticed a pick up in throttle response and turbo spool. Would highly recommend for anyone wanting a simple upgrade that actually works.

D
David

Great addition to my Silverado almost a perfect fit, not enough to even worry about, solid material much thicker than OEM. Looks great too!

J
Joshua Boyer

This product works and looks good. The holes were a little off but not hard to correct. Overall a good quality well built product.