Key hardware
See product description for included components and manufacturer details.
Category
Engine Builds
Brand
KLM Race
Order status
In stock - ready to ship
Build data
Specs that matter for this part
Install notes
DIY-friendly; professional help recommended for custom setups.
Before checkout
Use the variant selector and product description to match the correct application before ordering.
KLM B58 Girdle and Oil Pump Bolt Set (ARP Upgrade) from KLM Race, available through BMD Performance.
Confirm final fitment, contents, availability, and lead time with BMD Performance before ordering.
- Part number
- KLM-4521
- Status
- Ready to ship
Application window
Use the variant selector and product description to match the correct application before ordering.
Install confidence
- Difficulty
- Beginner to intermediate
- Time
- 15-45 minutes
- Tools
- Basic hand tools + OBD access
- Recommendation
- DIY-friendly; professional help recommended for custom setups.
Installation notes
Confirm supporting hardware and calibration requirements before installation.
Shipping
Orders ship with tracked delivery and insurance coverage options at checkout.
Returns
Unopened items may be returned inside the stated return window per policy terms.
Shipping estimator
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