BIG TIGER PARTS 39510-38020 Knock Sensor: Genuine OEM part
If your Hyundai or Kia's been acting up, this Genuine OEM Knock Sensor might just be the hero you need. It's not just any sensor—it's the exact match for part number 3951038021, so you know it'll slide right in like it was always meant to be there. And let's be honest, who doesn't love a perfect fit? This little gadget is all about keeping your engine in check, sniffing out any knocks or detonations so your ride can adjust on the fly for that sweet spot of performance and fuel efficiency.
Why you'll dig it:
- Straight-up OEM replacement—no guesswork, no headaches.
- Keeps your engine's performance on point, because nobody likes surprises under the hood.
- Slips in easy-peasy during installation (because who's got time for a weekend-long project?).
- Compatible with Hyundai Kia
- Replaces 3951038021
- Genuine OEM part
General specs
- Brand: BIG TIGER PARTS
- Model: 39510-38020
- Seller: Joom
- Compatibility: Hyundai, Kia
- Replaces: 3951038021
- Part Number: 39510-38020, 3951038020
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
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$75.30
Last price update: 6/21/25
Available to order
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
BIG TIGER PARTS 39510-38020 Genuine OEM part
|
PHYUN-autoparts 39350-23500 Compatible with Hyundai vehicles
|
happybuySE 39180-23500 Compatible with Hyundai Elantra
|
PHYUN-autoparts 39350-2B000 Compatible with Hyundai Accent
|
Tautoparts 39300-2B050 Compatible with Hyundai models
|
FYUU-autoparts 392502G100 Compatible with Hyundai Santa Fe
|
|
| Brand | BIG TIGER PARTS | PHYUN-autoparts | happybuySE | PHYUN-autoparts | Tautoparts | FYUU-autoparts |
| Model | 39510-38020 | 39350-23500 | 39180-23500 | 39350-2B000 | 39300-2B050 | 392502G100 |
| Color | ||||||
| Rating |
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| Price | $75.30 | $29.32 | $17.64 | $23.43 | $16.87 | $27.60 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | June 2, 2025 | August 5, 2025 | August 5, 2025 | August 5, 2025 | August 5, 2025 | August 5, 2025 |
| Compatibility | Hyundai, Kia | Hyundai vehicles | Hyundai Elantra, Tiburon, Kia Sportage | Hyundai Accent, Hyundai Veloster, Kia Soul, Kia Forte | Hyundai i40, Hyundai i30, ACCENT IV Saloon | Hyundai Santa Fe, Kia Sportage, Kia Sorento |
| Type | Camshaft Crankshaft Position Sensor | Crankshaft Position Sensor | MAP Sensor | |||
Knock Sensor
$75.30
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