SKU: 54114068956

SpeedFactory K-Series Sidewinder Turbo Manifold

Sale price$569.17 Regular price$632.41
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 17 - Jul 22

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Description

SpeedFactory K-Series Sidewinder Turbo ManifoldThe SpeedFactory Racing K Series Sidewinder Turbo Manifold was designed to spool medium to large sized turbos very quickly, producing broad powerbands that carry to the top of the RPM range. This manifold is for applications where large torque and great spool are necessary alongside big top end horsepower, making it suitable for road race and drag race vehicles. SpeedFactory's Sidewinder is constructed from high quality 1. 5 Schedule 40 stainless

The SpeedFactory Racing K-Series Sidewinder Turbo Manifold was designed to spool medium to large-sized turbos very quickly, producing broad powerbands that carry to the top of the RPM range. This manifold is for applications where large torque and great spool are necessary alongside big top-end horsepower, making it suitable for road race and drag race vehicles.

SpeedFactory's Sidewinder is constructed from high quality 1.5” Schedule 40 stainless steel, and is TIG-Welded and back purged to ensure that you are receiving the highest quality product possible. Their cylinder head, wastegate, and turbine inlet flanges are CNC machined from ½” plate 1018 Steel and all mating surfaces are machined flat ensuring a perfect seal.

Older Manifold Thread Pitch for Turbo to Manifold - 3/8-16

Current Thread Pitch for Turbo to Manifold - M10x1.5

This manifold was designed to fit K-Series and K-Swapped vehicles, and verified fitments include:

EF, EG, EK, and DC chassis with K-Series Engines

06+ Civic Si

EP3 Civic

RSX

TSX

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 54114068956

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Alan C
Boise, US
★★★★★ 5
Give me a try I don’t think it’ll let you down
This has to be the best oil I ever used. I noticed the difference as soon as I put the oil in and started the engine.! I will continue to use this oil for as long as I own, the vehicle and any future cars I may own or drive! I read 75% of the reviews before purchasing this oil . The only thing I’ve noticed. Anyone who gave it below a five star was because they received used motor oil.. in my opinion I think it was returned after somebody filled it up with their used motor oil and returning it for their money back somehow Amazon put it back on the shelf for resale. So take it for what it’s worth but it’s really great oil.
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Reviewed in the United States on March 24, 2026
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miguel vazquez
New York, US
★★★★★ 5
Great oil
Won’t use another brand now that I’ve used these guys. Phenomenal brand, noticeable difference in the engine.
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Reviewed in the United States on April 2, 2026
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Carlos G
San Leandro, US
★★★★★ 5
Recommended
Excellent quality, a synthetic mixture that I will no longer use another brand for my car. I removed a little noise that I had
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Reviewed in the United States on December 30, 2025
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beachboy
Fort Morgan, US
★★★★★ 5
Buy it !
I run this in our 2010 PT Cruiser Classic, you can hear the difference, pricey but worth it, will buy again.
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Reviewed in the United States on May 9, 2026
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Briwurm de Mesa
Battle Creek, US
★★★★★ 5
Nice item
Great product thank you
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Reviewed in the United States on January 23, 2026

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