N55 EXTERNAL WASTEGATE KIT

NOTE: These figures are estimated max capacity WHP based on using e85 or similar octane fuel. If running pump gas only, we suggest multiplying these horsepower numbers by 0.70.

Example: BW S369 max of 950whp on e85, whereas on pump gas max of 950 x 0.70 = 665whp.








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Please note - to keep pricing as low as possible, N55 kits are being made in batches. Lead time is typically 2 to 4 weeks. Email jeff@speedtech.com or support@speedtech.com to inquire about purchasing.