These shorty, emission compatible headers fit 02-13 Chevy Silverado/Tahoe/Avalanche/Suburban and GMC Sierra V-8 4.8L/5.3L.
Features:
- Mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity
- Heavy duty 16-gauge tubing for increased strength and durability
- Smooth transition, 1-5/8” diameter primary tubes are used for increased exhaust flow increasing performance and improving throttle response
- OE style 2-1/2” ball and socket collector connects to factory exhaust head pipe with no cutting or welding
- TIG-welded, machined 3/8” header flange for a leak-free seal and maximum strength
- Headers are a must if you are using a cold air intake, cat-back exhaust system or tuner
- C.A.R.B. EO# D-115-20
Note: The items you received are shown in the figure. If you have any questions later, please contact the after-sales staff in time