SE8919-80, 80+ MM (Plus+Port) for 2024+ 5.3L V8 Engine (L84)

from $302.50

Engineered for the your build owner who demands the best, this premium materials upgrade delivers real performance gains by delivering measurable performance gains. At Jesse Iwuji Performance, every product we carry is vetted through the lens of NASCAR-level engineering — if it doesn't make the car faster, better-handling, or more capable, it doesn't make the cut. Designed for straightforward installation, this is a direct-fit upgrade that speaks for itself on and off the track.

Premium Modified Throttle Body.

For Trucks and SUV’s, 5.3L V8 engines (L84):

Silverado/Sierra (2024+).
Tahoe/Suburban/Yukon (2024+).

1 YEAR WARRANTY*.

NEW option: A brand new reworked part (0 miles / BNIB).

REWORK YOUR OWN option: Ship your unmodified OEM unit to us right after placing your order, we’ll rework it in 1-2 business days and send it right back to you. Contact us prior to order if reworking an already modified or ported unit.

FEATURES:

• Optimized Active Contours with sonic flow nozzles
• Porting Taper and Upstream Bore with Velocity Stack (Lip & Bore Reduction)
• Greater Discharge Coefficient of Plate/Blade interface
• 16 Ra Microinch, Diamond Polished Surface Finish (Lower Skin Friction)
• Self-Cleaning Throat/Flow Gap
• Dome and Thread-locked Screws
• Made from Brand New OEM Parts

BENEFITS:
• Lower weight to power ratio at part throttle, for a more nimble/spirited driving experience
• Linearization and smoothing of the curve for a more predictable response and crisper shifts
• Immediate response right off idling while keeping idling function undisturbed (No Hesitation/Stumble)
• Does not require tuning. Warranty safe.
• More air/power at every single throttle position after idle. Crucial for starting or expanding power gain modifications
• Easy Installation (15 Minutes or Less)

Type::
EXTENDED WARRANTY::

Engineered for the your build owner who demands the best, this premium materials upgrade delivers real performance gains by delivering measurable performance gains. At Jesse Iwuji Performance, every product we carry is vetted through the lens of NASCAR-level engineering — if it doesn't make the car faster, better-handling, or more capable, it doesn't make the cut. Designed for straightforward installation, this is a direct-fit upgrade that speaks for itself on and off the track.

Premium Modified Throttle Body.

For Trucks and SUV’s, 5.3L V8 engines (L84):

Silverado/Sierra (2024+).
Tahoe/Suburban/Yukon (2024+).

1 YEAR WARRANTY*.

NEW option: A brand new reworked part (0 miles / BNIB).

REWORK YOUR OWN option: Ship your unmodified OEM unit to us right after placing your order, we’ll rework it in 1-2 business days and send it right back to you. Contact us prior to order if reworking an already modified or ported unit.

FEATURES:

• Optimized Active Contours with sonic flow nozzles
• Porting Taper and Upstream Bore with Velocity Stack (Lip & Bore Reduction)
• Greater Discharge Coefficient of Plate/Blade interface
• 16 Ra Microinch, Diamond Polished Surface Finish (Lower Skin Friction)
• Self-Cleaning Throat/Flow Gap
• Dome and Thread-locked Screws
• Made from Brand New OEM Parts

BENEFITS:
• Lower weight to power ratio at part throttle, for a more nimble/spirited driving experience
• Linearization and smoothing of the curve for a more predictable response and crisper shifts
• Immediate response right off idling while keeping idling function undisturbed (No Hesitation/Stumble)
• Does not require tuning. Warranty safe.
• More air/power at every single throttle position after idle. Crucial for starting or expanding power gain modifications
• Easy Installation (15 Minutes or Less)