Engine Parts Archives - PW Performance

BMW B58 M240i M340i M440i X3 X4 X5 X6 X7 40i NGK Spark Plug

Administrator — Sat, 13 Dec 2025 06:02:57 +0000

Fits B58 Gen 2 2020- and S58 Engines.

Product Information

Spark plugs wear out over the course of countless ignition cycles, during which deposits from fuel and oil may accumulate on the electrode. Faulty spark plugs can lead to poor engine performance, evidenced by reduced power, a misfire, and poor fuel economy.

Please note Tightening torque for this spark plug is 23 ± 3 Nm. A special 14mm, 12-point spark plug socket is required for the removal and installation of this plug,.

Specifications:
Center electrode core material: Copper
Center electrode tip material: Iridium
Electrical terminal type: Non-removable nut
Ground Configuration: Projected square, taper square
Ground electrode core material: Copper
Ground electrode tip material: Platinum
Ground electrode quantity: 1
Ground electrode tip design: SPE (Square platinum electrode)
Hex size: 14mm bi-hex (12 point) –
Thread size: 12×1.25mm
Torque spec: 23 ± 3 Nm (~17 ft-lb)
Insulator Height: 50mm
Manufacturer heat range: 8
Pre-gap size: .031″ (.8mm)
Reach: 28.5mm
Resistance: 5000 ohms
Resistor Type: Yes
Seat Type: Flat

Spark Plug

Maintaining your car at suggested service intervals will result in a better performance and improved fuel economy, which is why we suggest changing your spark plugs at the manufacturers suggested service intervals and be sure to check their condition for any warning signs of failure. If your vehicle isn’t operating at peak performance it may be time to replace your spark plugs.

Spark Plug Failure Symptoms

Misfiring
Check Engine Light
Hesitation
Loss of Power
Poor Fuel Economy

OE Numbers: 12122455258, 12120046646, 12125A4EF60

MFG Numbers: 95248, 96206, SILZKGR8E8S, SILZKGR8C8S

About NGK

Since 1936, NGK Spark Plugs has been the world leader in technology, innovation and world-class quality in the design of spark plugs and oxygen sensors. With the expansion of our ignition product, technical sensor and vehicle electronics lines, we are ushering in a new chapter of advancement. With over 80 years of automotive expertise, we are driven by extreme dedication to performance and quality. From OEM to aftermarket, our people push the boundaries of innovation to bring the latest technologies to market under the NGK and NTK brands. NGK partners with OEMs to develop the latest innovations, making NGK the supplier of choice for nearly every manufacturer. With world-class quality and engineering, their expertise goes beyond the aftermarket to drive the automotive industry forward.

The post BMW B58 M240i M340i M440i X3 X4 X5 X6 X7 40i NGK Spark Plug appeared first on PW Performance.

BMW B58 Gen 2 OEM Genuine Turbocharger M240i M340i 40i 11657934387

Administrator — Wed, 31 Jul 2024 00:42:05 +0000

Genuine BMW Turbocharger for B58 Gen 2 Engines

Maintain your BMW’s performance with the Genuine Turbocharger, designed for all models fitted with the B58 Gen 2 engine. This high-quality OEM replacement part ensures a perfect fit, durability, and optimal engine performance.

Part Number: 11657934387| 11-65-7-934-387 |

Part 01 in Diagram

Compatibility:

BMW G42 M240i Coupe 2023
BMW G42 M240iX Coupe 2022, 2023
BMW G20 M340i Sedan 2019, 2020, 2021, 2022, 2023
BMW G20 M340iX Sedan 2019, 2020, 2021, 2022, 2023
BMW G23 G22 M440i Convertible, Coupe 2021, 2022, 2023
BMW G23 G22 M440iX Convertible, Coupe 2022, 2023
BMW G01 X3 M40iX 2020, 2021, 2022, 2023
BMW G02 X4 M40iX 2020, 2021, 2022, 2023
BMW G29 Z4 M40i Convertible 2019, 2020, 2021, 2022, 2023

The post BMW B58 Gen 2 OEM Genuine Turbocharger M240i M340i 40i 11657934387 appeared first on PW Performance.

B58 Supra 340i 440i Charge Pipe Extended Coupler

Administrator — Mon, 03 Jun 2024 04:16:48 +0000

Extended Coupler made of 4 Ply Silicone, 5″ long. Specially made for Cars equipped with Port Injection

where the intake manifold is extending the charge pipe length.

2.5″ to 3″ for Charge Pipes from Brands like ARM, CTS, VRSF and FTP.

2.75″ straight Coupler for Charge Pipes from Brands like PLM.

T-Bolt Clamps included.

The post B58 Supra 340i 440i Charge Pipe Extended Coupler appeared first on PW Performance.

BMW B58 Gen 2 Valve Cover Genuine 11128691779

alexandro — Tue, 21 May 2024 18:12:46 +0000

Genuine BMW Valve Cover for B58 Gen 2 Engines

Maintain your BMW’s performance with the Genuine BMW Valve Cover, designed for all models fitted with the B58 Gen 2 engine. This high-quality OEM replacement part ensures a perfect fit, durability, and optimal engine performance.

Key Features:

OEM Quality: Precision-engineered for reliable performance and perfect fit.
Durability: Crafted from top-grade materials to withstand extreme conditions.
Engine Protection: Superior sealing prevents oil leaks and keeps contaminants out.
Optimal Performance: Maintains smooth engine operation and efficiency.

Ensure your BMW runs at its best with this genuine valve cover. Order now for seamless integration and long-lasting performance.

Part Number: 11128691779 | 11-12-8-691-779 | 11128680024 | 11-12-8-680-024