The aFe Sprint Booster power converter eliminates the factory throttle delay built into electronic-throttle (drive-by-wire) systems. It plugs inline at the accelerator pedal connector and offers selectable maps — a Sport setting for up to ~30% quicker response and a Race setting for up to ~60% — with no cutting, splicing or tuning required.
Specifications
| Type | Throttle Power Converter |
| Settings | Sport & Race |
| Install | Plug-in at pedal connector |
| Part Number | 77-14003 |
This part fits:
| Year | Make | Model |
|---|---|---|
| 2007-2019 | Chevrolet | Silverado 1500/2500/3500 |
| 2007-2026 | Chevrolet | Tahoe / Suburban |
| 2007-2019 | GMC | Sierra 1500/2500/3500 |
| 2007-2026 | GMC | Yukon / Yukon XL |
| 2007-2026 | Cadillac | Escalade / ESV / EXT |
| 2007-2013 | Chevrolet | Avalanche |
| 2008-2009 | Hummer | H2 |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
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