





Steel Lug Nuts M12 x 1.25 Extended Open End 16pcs + 4 Locks Black
Steel Lug Nuts M12 x 1.25 Extended Open End 16pcs + 4 Locks Black
16 extended open-end lug nuts in steel with 4 locking nuts for secure wheel mounting. M12 x 1.25 thread pitch, black oxide finish. Built for durability and corrosion resistance on street and track applications.
Key Features
- Extended open-end design - Longer body clears aftermarket wheels with deeper offsets without interference.
- Locking nuts included - 4 locking nuts prevent vibration-induced loosening on the road.
- Black oxide finish - Resists corrosion and rust in all weather conditions.
Specs
- Material: Steel
- Thread size: M12 x 1.25
- Style: Extended open-end
- Piece count: 16 standard + 4 locking nuts
- Finish: Black oxide
What's Included
- 16 extended open-end lug nuts
- 4 locking lug nuts
Frequently Asked Questions
Will these fit my wheels without hitting the brake caliper or suspension?
Extended open-end design is made for wheels with deeper offsets or custom fitments. Verify your wheel offset and brake clearance before purchase — test-fit one wheel first if you're running aggressive fitment.
Do I need a torque wrench to install these?
Yes. Refer to your vehicle's service manual for the correct torque spec — most cars fall between 80–120 ft-lbs, but specs vary. Always use a calibrated torque wrench to avoid under- or over-tightening.
Can I mix these with my existing lug nuts?
You can if your existing nuts are the same size and thread pitch, but for consistency and safety, run a full matched set. The locking nuts should be distributed evenly — typically one per wheel.
Ships within 1-2 business days.
100% Genuine Parts
Fitment Guaranteed

Steel Lug Nuts M12 x 1.25 Extended Open End 16pcs + 4 Locks Black
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.


