Ignitions and Electrical› Ignition Components

BMW Genuine Parts

IGNIT.WIRE

$68.00

SKU: 12121709207

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The BMW Genuine Parts 12121709207 IGNIT.WIRE is an ignition wire essential for the proper functioning of your vehicle's engine electronics. It serves as a critical link, reliably transmitting high-voltage electricity from the ignition coil to the spark plugs, ensuring each cylinder receives the necessary spark to ignite the air/fuel mixture. Their insulated construction prevents arcing and ensures that the full voltage from the coil reaches the spark plug. When these wires degrade, exhibiting symptoms such as rough idling, misfires, reduced fuel economy, or a general lack of power, replacement is often straightforward and can significantly improve engine performance. Ignoring worn ignition wires can lead to further damage to other engine components. It is crucial to ensure compatibility with your vehicle's specific make, model, and engine configuration.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBMW Genuine Parts
Part Number12121709207
CategoryIgnitions and Electrical

We’re here — turning wrenches, just like you.

Call us, follow along, or come say hi.

(760) 282-4645 Instagram Google

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy