SKU: MMLG-15-20LBK | UPC: 840197712726
Mishimoto Aluminum Locking Lug Nuts M12x1.5 20pc Set Black Fits 1988-2021 Honda Civic Accord Nissan 240SX
Equip your Honda Civic Accord or Nissan 240SX with Mishimoto Aluminum Locking Lug Nuts in a 20-piece M12x1.5 black set designed for vehicles with M12x1.5 wheel studs. These lightweight lug nuts deliver secure wheel retention while reducing unsprung weight for better handling and style on OEM or aftermarket wheels. Each kit provides everything needed for easy upgrades with proven durability.
Key Features
- 7075-T6 Aircraft Aluminum: Forged from high-strength single-piece billet aluminum weighing just 0.8 oz (22.68 g) per lug nut for reduced rotational mass without sacrificing clamp load.
- Complete 20-Piece Kit: Includes 16 standard open-end lug nuts and 4 locking lug nuts plus non-marring socket and key for theft protection and hassle-free installs.
- Non-Marring Accessories: Socket and key feature soft plastic lining inside and out to prevent scratches on wheels and lug nuts during removal or installation.
- Precision Design Specs: 50 mm total length open-end style with conical seat matches most OEM and aftermarket wheels knurled collar ensures hand-tight grip for quick tire changes.
- Multiple Finishes Lifetime Warranty: Black finish resists corrosion available in blue neo-chrome silver red backed by Mishimoto Lifetime Warranty for long-term reliability.
Product Notes
- Confirm your vehicle uses M12x1.5 wheel studs and conical seat wheels prior to purchase.
- Apply anti-seize to threads for repeated installations and torque wrench for proper seating.
- Kit arrives in protective Mishimoto case for organized storage and transport.
Installation Notes
- Professional installation recommended.
- Torque to factory specifications typically 80-100 ft-lbs in star pattern after 50-100 miles.
- Conical seat only compatible with OEM aftermarket wheels using 60 degree taper no adapters needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1988-1991 | Honda | Civic | All |
| 1992-2000 | Honda | Civic | EG EK All |
| 2001-2005 | Honda | Civic | EM ES EP All |
| 2006-2015 | Honda | Civic | FA FG All |
| 2016-2021 | Honda | Civic | FK All |
| 1998-2002 | Honda | Accord | 6th Gen All |
| 2003-2007 | Honda | Accord | 7th Gen All |
| 1989-1998 | Nissan | 240SX | S13 S14 All |
| 1994-2001 | Acura | Integra | All |
| 2002-2006 | Acura | RSX | All |
| 1993-2006 | Nissan | Altima | All |
Why Choose Mishimoto?
- Proven track record in performance parts for Honda Nissan enthusiasts worldwide.
- 7075-T6 aluminum construction delivers strength-to-weight ratio trusted on street and track.
- Engineered in the USA with rigorous testing for perfect fit and function every time.
Frequently Asked Questions
- Q: Will these fit my 1998 Honda Civic?
A: Yes these M12x1.5 lug nuts fit 1988-2021 Honda Civic models with conical seat wheels along with Accord RSX and more verify your stud size. - Q: What material and finish options exist?
A: Made from 7075-T6 aircraft-grade aluminum black finish available also in blue neo-chrome silver red for custom looks. - Q: What warranty and tools are included?
A: Lifetime Warranty covers defects includes non-marring plastic-lined socket and locking key for secure removal without damage.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective Mishimoto case 1.5 x 5.5 x 6.5 inches
- Weight: 15.2 ounces





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