Will this work on an 03 Silverado 4.8 gen 3

Yes, it works on both engines 5.3 and 4.8...same throttle body

Will this let me use a drive by wire without an external tps on my 2002 corvette ls1, 5.7l?? what are the 3 plugs hook up to?

Yes, you just have to use the newer TB.

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Michigan Motorsports LS1 to LS2 Throttle Body Adapter Harness - Plug-and-Play Drive-by-Wire Conversion for LS1 Vehicles - Fits C5 Corvette, CTS-V, and More

Product ID: 438970883

Details

Brand
Michigan
Connector Type
RCA
Item Weight
0.06 Kilograms
Material
Copper
Number of Items
1

🔌Plug-and-play ease

🚗Fits C5 Corvette & CTS-V

⚙️OEM-quality connectors

632.59 DT

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Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚡ Upgrade your throttle game—plug in power, drive with confidence!

SEAMLESS LS 1 TO LS 2 COMPATIBILITY - Designed specifically for 1997-2004 C5 Corvette, 2004 CTS-V, and other LS1 vehicles for hassle-free upgrades.
OEM QUALITY WEATHERPROOF CONNECTORS - Ensures secure, reliable throttle response and consistent ECU communication under all conditions.
LIGHTWEIGHT DURABLE COPPER HARNESS - Built to last with premium materials, weighing just 59g for a clean, professional installation.
EFFORTLESS PLUG AND PLAY INSTALLATION - No cutting or splicing—upgrade your throttle body in minutes with a factory-perfect fit.
UNLOCK ENHANCED PERFORMANCE POTENTIAL - Upgrade to LS2 throttle body for improved airflow and throttle control that your ride deserves.

The Michigan Motorsports LS1 to LS2 Throttle Body Adapter Harness is a precision-engineered, plug-and-play wiring solution that enables LS1 vehicle owners to effortlessly upgrade to an LS2 drive-by-wire throttle body. Compatible with key models like the C5 Corvette and CTS-V, it features OEM-style, weatherproof connectors for reliable performance and a factory-level fit, eliminating complex rewiring and boosting throttle response and airflow.

Specifications

ASIN	B07HHLFQ9N
Brand Name	Michigan Motorsports
Cable Type	Auxiliary
Connector Type	RCA
Country of Origin	USA
Customer Reviews	3.9 3.9 out of 5 stars (73)
Included Components	(1) LS1 to LS2 Throttle Body Adapter Harness
Item Weight	0.06 Kilograms
Manufacturer	Michigan Motorsports
Material Type	Copper
Model Number	B3300
Number of Items	1
Number of Packs	1
Part Number	B3300
Unit Count	1.0 Count

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632.59 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Tunisia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

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