---
product_id: 88574232
title: "Car Exhaust Manifold Nuts Head Stud Nut M8 Hex Copper Self Locking Tools (Pack of 12)"
brand: "d2d"
price: "€ 37.83"
currency: EUR
in_stock: true
reviews_count: 8
category: "D2 D"
url: https://www.desertcart.at/products/88574232-car-exhaust-manifold-nuts-head-stud-nut-m8-hex-copper
store_origin: AT
region: Austria
---

# M8 Metric Thread Precision Carbon Steel Durability Copper-Plated Self-Locking Flange Car Exhaust Manifold Nuts Head Stud Nut M8 Hex Copper Self Locking Tools (Pack of 12)

**Brand:** d2d
**Price:** € 37.83
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in Performance, Unlock Your Ride’s Potential!

## Quick Answers

- **What is this?** Car Exhaust Manifold Nuts Head Stud Nut M8 Hex Copper Self Locking Tools (Pack of 12) by d2d
- **How much does it cost?** € 37.83 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/88574232-car-exhaust-manifold-nuts-head-stud-nut-m8-hex-copper)

## Best For

- d2d enthusiasts

## Why This Product

- Trusted d2d brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Copper-Plated Hex Nut:** Rose gold finish not only resists corrosion but adds a premium touch to your engine bay aesthetics.
- • **Value Pack of 12 Nuts:** Stock up and save with a complete set designed for professional repairs or DIY upgrades.
- • **Precision M8 Thread Fit:** Engineered for exact BMW E30 exhaust manifold compatibility, ensuring a seamless, secure fit every time.
- • **Durable Carbon Steel Core:** Built to withstand extreme heat and stress, extending the lifespan of your exhaust system components.
- • **Self-Locking Flange Design:** Prevents loosening under high vibration, delivering reliable performance on every drive.

## Overview

This pack of 12 M8 copper-plated, self-locking hex flange nuts is precision-engineered from durable carbon steel for BMW 3 Series E30 exhaust manifolds. Combining corrosion resistance with a secure fit, these nuts ensure long-lasting, vibration-proof performance—perfect for professionals and enthusiasts aiming to maintain or upgrade their classic ride with confidence.

## Description

Item Descriptions:-100% Brand new and high quality.-It is durable and convenient.-Simple design and easy to use.-Copper Plated Hex nut with flange, self locking.-Fits:BMW 3 Series E30Package:12x BMW Exhaust Manifold NutItem Specifications:Overall Size(approx.): M8Color: rose goldMaterial: MaterialQuantity: 12 pcsMPN: 11621711954UK Fitment Profile ID: 922DE Fitment Profile ID: 923Brand:Unbranded/GenericMPN:[AUTO FILL EAN]

Review: Fantastic - Perfect, does exactly what I wanted
Review: Bargain price.. Quality product.. - Vauxhall wanted 3X the price for just ten of these.. Robbing barstewards.. Arrived swiftly and will fit as soon as it stops raining...

## Features

- Fits: BMW 3 Series E30
- Copper Plated Hex nut with flange, self locking.
- MPN: 11621711954
- Material:Carbon Steel + Copper Plating
- Overall Size(approx): M8

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07GRJP733 |
| Best Sellers Rank | 319,044 in Automotive ( See Top 100 in Automotive ) 109 in Car Performance Manifold Bolts, Studs & Nuts |
| Brand Name | D2D |
| Colour | rose gold |
| Compatible Groove Diameter | 7.92 Millimeters |
| Customer Reviews | 4.8 out of 5 stars 78 Reviews |
| Drive Style | External Hex |
| Exterior Finish | Copper |
| Exterior finish | Copper |
| Fastener Type | Flange, Hex |
| Fastener type | Flange , Hex |
| Finish Types | Copper Plated |
| Grade Rating | commercial |
| Inside Thread Size | M8 |
| Item Diameter | 8 Millimetres |
| Item Dimensions | 9 x 5 x 1.7 centimetres |
| Manufacturer | D2D |
| Manufacturer Part Number | .. |
| Material | Carbon Steel |
| Material Type | Carbon Steel |
| Metal | Carbon Steel |
| Metal type | Carbon Steel |
| Number of Pieces | 12 |
| Size | M8 |
| Thread Class | Class 2B |
| Thread Coverage | Fully Threaded |
| Thread Size | M 8 |
| Thread Style | Metric |
| Thread Type | ISO Metric |
| Thread size | M 8 |
| UPC | 614324682899 |

## Product Details

- **Brand:** D2D
- **Colour:** rose gold
- **Exterior finish:** Copper
- **Fastener type:** Flange, Hex
- **Finish type:** Copper Plated
- **Item dimensions L x W x H:** 9 x 5 x 1.7 centimetres
- **Material:** Carbon Steel
- **Metal type:** Carbon Steel
- **Thread size:** M 8
- **Thread type:** ISO Metric

## Images

![Car Exhaust Manifold Nuts Head Stud Nut M8 Hex Copper Self Locking Tools (Pack of 12) - Image 1](https://m.media-amazon.com/images/I/71I1zGTx0vL.jpg)
![Car Exhaust Manifold Nuts Head Stud Nut M8 Hex Copper Self Locking Tools (Pack of 12) - Image 2](https://m.media-amazon.com/images/I/61geOO0SEkL.jpg)
![Car Exhaust Manifold Nuts Head Stud Nut M8 Hex Copper Self Locking Tools (Pack of 12) - Image 3](https://m.media-amazon.com/images/I/61oJxkzlCQL.jpg)
![Car Exhaust Manifold Nuts Head Stud Nut M8 Hex Copper Self Locking Tools (Pack of 12) - Image 4](https://m.media-amazon.com/images/I/61-6F5c05cL.jpg)
![Car Exhaust Manifold Nuts Head Stud Nut M8 Hex Copper Self Locking Tools (Pack of 12) - Image 5](https://m.media-amazon.com/images/I/618Bz9d2NML.jpg)

## Questions & Answers

**Q: Are these nuts M8 X 1.25 ?**
A: Yes ! They are good quality nuts.

**Q: Again are these 12mm or 13mm wrench size?**
A: 13mm

**Q: Hi, what spanner size are these nuts? 13mm?**
A: Why does it matter..??

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fantastic
*by A***H on 27 November 2025*

Perfect, does exactly what I wanted

### ⭐⭐⭐⭐⭐ Bargain price.. Quality product..
*by D***N on 20 February 2020*

Vauxhall wanted 3X the price for just ten of these.. Robbing barstewards.. Arrived swiftly and will fit as soon as it stops raining...

### ⭐⭐⭐⭐⭐ Great looking and great fit
*by S***L on 3 December 2020*

Spot on and look the part. Fitted to header pipes on my ZX10R.

## Frequently Bought Together

- Car Exhaust Manifold Nuts Head Stud Nut M8 Hex Copper Self Locking Tools (Pack of 12)
- LIQUI MOLY Exhaust Assembly Paste | 150 g | Paste | SKU: 3342, farblos
- eMagTech 8 Sets Exhaust Manifold Stud Bolt Kit M8x45mm Compatible with Nissan Perfect Replacement

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.at/products/88574232-car-exhaust-manifold-nuts-head-stud-nut-m8-hex-copper](https://www.desertcart.at/products/88574232-car-exhaust-manifold-nuts-head-stud-nut-m8-hex-copper)

---

*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-09-21*