Pay in installments of $212.50 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Holley EFI Terminator X Stealth 4150 Throttle Body - Black 534-2934 Injectors 650 HP Features: 4150 4 Injector Units Support up to 650 HP Naturally Aspirated or 600 HP with Forced Induction Available in 3 Finishes: Shiny, Black, and Gold Specs: Adjustable Yes Brand Holley EFI Color Black Emission Code 3 Finish Black Flange Size 4150 Flange Style Squarebore Fuel Injectors Included Yes Fuel System Type EFI Grade Type Performance Idle Air Control Motor Included No Injector Size 100 lb hr @ 58. 5 PSI Max Horsepower
4 Injectors - 650 HP
Features:
- 4150 4 Injector Units Support up to 650 HP Naturally Aspirated or 600 HP with Forced Induction
- Available in 3 Finishes: Shiny, Black, and Gold
Specs:
| Adjustable | Yes |
|---|---|
| Brand | Holley EFI |
| Color | Black |
| Emission Code | 3 |
| Finish | Black |
| Flange Size | 4150 |
| Flange Style | Squarebore |
| Fuel Injectors Included | Yes |
| Fuel System Type | EFI |
| Grade Type | Performance |
| Idle Air Control Motor Included | No |
| Injector Size | 100 lb/hr @ 58.5 PSI |
| Max Horsepower Rating | 650 Naturally Aspirated |
| Mounting Hardware Included | No |
| Product Type | Throttle Body |
| Throttle Body Finish | Black |
| Throttle Body Material | Cast Aluminum |
| Throttle Body Spacer Included | No |
| Throttle Bore | 1.75 in. |
| Throttle Position Sensor Included | Yes |
| Warning | California Proposition 65 |
Application:
| Year | Make | Model | Submodel |
|---|---|---|---|
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 29 reviews
Sort
Product Reviews
★★★★★ 5
Great product
Size: 3 mm 4.5 mm 6 mm Tire, Number of Items: 3
These bits are great. We use them every day e when patching or plugging tires. Having multiple sizes helps us match the bit to the patch we use.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 17, 2026
★★★★★ 5
Easy on the hands
Size: 3 mm 4.5 mm 6 mm Tire, Number of Items: 3
These make it much easier to ream tires that have been punctured. It takes the stress off of your hands, forearms and elbows especially when you’re plugging higher ply tires.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 14, 2025
★★★★★ 5
Handy Tool for Frequent Flat Tire Repairs
Size: 3 mm 4.5 mm 6 mm Tire, Number of Items: 3
Good quality and easy to use. As someone involved in emergency services, we deal with flat tires often, and this tool has been really helpful. The bits are sharp, durable, and make the repair process quicker and cleaner. Great to keep on hand for regular use or in a roadside kit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 14, 2025
★★★★★ 5
Tire repair done right
Size: 3 mm 4.5 mm 6 mm Tire, Number of Items: 3
Works well, for my high volume automotive repair store.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 28, 2025
★★★★★ 5
Makes For Quiet Rides
Model: 10 SqFt(0.95 SqM)
Comparable quality and performance to name brand competitor. It sticks on strong, easy to apply, and does make a difference in sound reduction. Turn your hollow shell sounding vehicle panels into solid sounding walls.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 15, 2026
recommand products
FIVESTAR MD3 Hood Scoop 5in Tall Flat White 040-4113-W
70.95
VIBRANT PERFORMANCE S/S U-Bend 2-1/4in W/ 3-3/8in Radius 2626
70.95
MSD IGNITION Cap/Rotor Kit - Street Fire - Ford V8 Socket 5506
68.95
SWEET Bracket for P/S Tank 1-1/2in Clamp on 301-30089
70.95
COMP CAMS BBC Ultra Pro Magnum XD R/A - 1.7 7/16 -29218
70.95