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Dinan B-Series Ignition Coil Pack (Black) for BMW B36 B38 B46 B48 B58 S58 - Plug & Play Upgrade, +10% Energy - Ideal for M140i/M240i B58 - Single Coil
Dinan B-Series Ignition Coil Pack (Black) for BMW B36 B38 B46 B48 B58 S58 - Plug & Play Upgrade, +10% Energy - Ideal for M140i/M240i B58 - Single Coil
Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.
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High Output Coil-On-Plug Upgrade for BMW B-Series Engines
Unlock sharper throttle response, cleaner combustion and dependable spark delivery with the Dinan B-Series ignition coil in black. This direct-fit coil-on-plug unit is a drop-in replacement for BMW B36, B38, B46, B48, B58 and S58 engines and delivers an approximate ten percent bump in output over tired factory units. It is a superb choice for remapped and turbocharged setups as well as standard cars, improving drivability and confidence under load.
- Increased spark energy for stronger ignition and improved burn efficiency
- Smoother idle, crisp acceleration and reduced hesitation, especially on tuned cars
- Direct fit coil-on-plug design for quick, hassle-free installation
- Durable black housing with quality Dinan finish
- Sold individually so you can replace one, a pair or a full set as needed
We have installed these on customer vehicles across the B-series range and feedback has been excellent. Drivers report misfire reduction, improved cold starts and stable performance at higher boost pressures. If you are experiencing rough running, intermittent misfires or loss of power under load, this uprated coil is a smart OE-quality replacement that restores spark strength and supports performance tuning.
Engine Compatibility
Designed for BMW B36, B38, B46, B48, B58 and S58 applications. A popular upgrade for B58-powered M140i and M240i, as well as S58 platforms. If you are unsure, match the part numbers below or contact us.
Cross-Reference Part Numbers
OE references for fitment checking only:
- 12138643360
- 12137619385
- 12138678438
- 750990012
Colour and Quantity
- Finish: Black
- Listing is for one coil. Order the quantity required for your engine.
Professional Installation
Need fitting or diagnostics support? Book with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.
Why Enthusiasts Choose This Upgrade
Coil pack replacement for misfire, performance ignition for turbo BMW, uprated coil-on-plug for remapped engines, direct fit spark coil for B-series, high output coil pack for daily and track use, reliable ignition solution for Stage 1 and Stage 2 tunes, smooth idle fix, rough running cure, stronger spark under boost, OE replacement coil with performance benefits, Dinan coil pack single unit, black coil for B58 and S58, replacement for weak coils causing hesitation or stumbling.
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