The N55 Downpipe by Palenon Performance is a high-quality aftermarket downpipe designed for F Chassis BMW 535i, 640i, 740i, X5, X6 equipped with the N55 engine having either EWG or PWG —an essential upgrade for maximizing performance & racing.

Features

1. Material:

   • Constructed from SS304 grade stainless steel, ensuring durability and resistance to corrosion.
   • TIG-welded craftsmanship enhances strength and reliability.

2. Performance Gains:

   • Eliminates the restrictive factory catalytic converter, reducing back pressure.
   • Gains of 25–30 horsepower with a supporting tune.
   • Faster turbo spool and improved throttle response.
   • Produces a more aggressive exhaust tone.

3. Design:

   • 3.5" and 4″ full stainless steel tubing for optimal flow.
   • Smooth radius bends to reduce turbulence and maximize exhaust flow.
   • Includes CNC-machined flanges for a precise fit.

4. Compatibility:

   • Two O2 sensor bungs positioned to allow reinstallation of OEM sensors without wire stretching.
   • Requires a tune or CEL delete to prevent check engine lights after installation.

5. Warranty and Satisfaction Guarantee:

   • Backed by Palenon Performance’s Lifetime Warranty.
   • Includes a “No Hassle” fitment guarantee for peace of mind.

Our racing-grade downpipes are expertly crafted from premium stainless steel, using precise and standardized bending techniques to ensure optimal performance and thrilling exhaust note. Our downpipe pricing is U.S. market guaranteed. With an unwavering commitment to both price and quality, we adhere to a "customer-first" standard, ensuring that our products exceed expectations without compromise.

Fitment

Before Order, Please verify Turbo Wastegate: Is it electronic wastegate or Pneumatic Wastegate.

• 2011 – 2016 BMW 535i & 535Xi F10 & F11
• 2011 – 2016 BMW 535i & 535Xi Gran Turismo F07
• 2011 – 2017 BMW 640i & 640Xi Gran Coupe 
• 2011 – 2017 BMW 640i F12 & F13 Coupe & Convertible
• 2011 – 2015 BMW 740i & 740LiX F01 & F02
• 2009 – 2013 BMW X5 35iX E70 (3.5″ – Pneumatic Wastegate)
• 2014 – 2018 BMW X5 35iX F15 (4.0″ – Electronic Wastegate)
• 2009 – 2014 BMW X6 35iX E71 (3.5″ – Pneumatic Wastegate)
• 2015 – 2019 BMW X6 35iX F16 (4.0″ – Electronic Wastegate)

If You Don't Find Your Models Click On N55 Downpipe Collection

Why Choose Palenon Performance?

At Palenon Performance, we are dedicated to providing top-tier exhaust products that meet the highest standards of quality and performance. Our downpipes are made from premium stainless steel and engineered with precision to ensure durability and efficiency. With a team of experienced engineers and designers, we continuously innovate to deliver products that enhance vehicle performance and driving pleasure. Our commitment to rigorous testing and customer satisfaction makes Palenon Performance the preferred choice for performance exhaust upgrades.