Quicker-flowing shorty headers that retain the factory-style connection
BBK 40470 shorty headers replace the restrictive factory manifolds on compatible 2014-2018 Chevrolet and GMC 1500 trucks with 5.3L or 6.2L engines while retaining bolt-on exhaust routing.
Key Features
- BBK 40470: Tuned-length shorty header design
- 1-3/4 in primary tubes
- Polished silver ceramic finish
- 16-gauge CNC-formed tubing
- 3/8-inch laser-cut flanges
- 10-12 hp
- Direct bolt-on layout
Fitment
Use BBK 40470 only for the applications below. Confirm every listed qualifier and exclusion.
| Years | Make | Model | Details |
|---|---|---|---|
| 2014-2018 | Chevrolet | Silverado 1500 | 5.3L or 6.2L V8 |
| 2014-2018 | GMC | Sierra 1500 | 5.3L or 6.2L V8 |
Specifications
| Detail | Value |
|---|---|
| Brand | BBK |
| Manufacturer Part Number | 40470 |
| Product Type | Shorty Exhaust Headers |
| Header Type | Shorty tuned length |
| Primary Diameter | 1-3/4 in |
| Tubing | 16-gauge CNC formed |
| Flange Thickness | 3/8 in |
| Finish | Polished silver ceramic |
| Power Claim | 10-12 hp |
What's Included
- Pair of shorty tuned-length headers for BBK 40470
- Header gaskets
- Installation hardware
- Not included: Mid-pipe
- Not included: Oxygen sensors
- Not included: Specialty removal tools
About BBK
BBK Performance designs bolt-on air, fuel, and exhaust upgrades for late-model American performance vehicles, with application-specific hardware intended to simplify installation.
Related Parts
- Inspect manifold fasteners, oxygen sensors, and the connecting exhaust before installation; replace worn exact-application pieces as needed.
FAQ
What is the 40470?It is a pair of BBK silver ceramic shorty headers for the specified vehicle and engine.
What does this part fit?It fits the listed 2014-2018 Silverado 1500 and Sierra 1500 trucks with 5.3L or 6.2L V8 engines.
What is it made from?The headers use 16-gauge tubing, 3/8-inch flanges, and a polished silver ceramic coating.
What comes in the box?Pair of shorty tuned-length headers, gaskets, installation hardware
Is professional installation recommended?Professional installation is recommended when exhaust fasteners or oxygen sensors are difficult to access.
Does installation require other parts?The mid-pipe, oxygen sensors, and specialty removal tools are separate.
How should fitment be checked before ordering?Compare every listed year, model, position, dimension, drivetrain, engine, and configuration qualifier with the vehicle or mounting interface.
What warranty applies?BBK lists a one-year manufacturer warranty.
Installation Instructions
- Confirm the exact vehicle, engine, and exhaust configuration before removing the factory manifolds.
- Disconnect the battery, support the vehicle safely, and remove components needed for access.
- Install the headers with the supplied gaskets and hardware while retaining any specified OEM sealing pieces.
- Torque all fasteners in sequence, reconnect sensors and exhaust components, then check for leaks after the first heat cycle.
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