Pistons and Rings Set 11258638450 FOR BMW 330i 430i F30 F32 B48 Car Accessories
Package Includes:
4 x Pistons
4 x Piston Ring Sets (for 4 pistons)
OEM/Cross Reference Part Number:
11258638450
Compatible Vehicles
fit for BMW 3 Series F30 330i (2016-2018) B48 Engine
fit for BMW 4 Series F32 430i (2016-2020) B48 Engine
fit for BMW 1/2/3/4 Series F56 G20 G30 models equipped with B46/B48 2.0L engine variants
Engine Code Compatibility: B46 B48 2.0L Turbocharged
Installation Information
The piston and ring assembly should be aligned with the corresponding cylinder bore such that the ring gaps are staggered according to manufacturer specifications. Piston installation requires the use of a piston ring compressor tool to facilitate insertion into the cylinder bore. Assembly requires securing the piston pin and circlips appropriately within the piston bosses.
Important Notes
-Compression Ratio specified is nominal 10.2:1. Verify engine block and head specifications prior to installation.
-This set is designed for use with specific B46 and B48 engine codes; compatibility verification via OE number is mandatory.




🚚 Shipping: Items ship within 1-3 business days.
🔧 Warranty: 1-year warranty included.
🔄 Returns: 30-day return policy.
Images are for reference only.