Buy B58 Downpipes for BMW and Supra Online

Your B58 needs a strong and durable downpipe that enhances both performance and longevity. Palenon Performance offers the best BMW B58 downpipes and Supra B58 downpipes, designed for high-flow catted and catless options to increase horsepower and turbo response.

Upgrade your BMW or Supra with top-quality B58 downpipes for improved turbo efficiency, sound, and reliability.

Catted vs Catless B58 Downpipes

We provide two types of B58 downpipes:

• Catted B58 Downpipe – Complies with emissions regulations, moderate sound, improved performance.

• Catless B58 Downpipe – Aggressive exhaust note, 15-20 HP increase, more affordable, may require CEL tune or delete kit.

B58 Downpipe Collections for BMW & Supra

Enhance your B58 engine with high-quality unrestricted downpipes for maximum horsepower and reliable performance.

4.5-Inch B58 Downpipe – Gen 1 & Gen 2

Features:

• Material: 4.5” 304 Stainless Steel

• Performance: Faster turbo spool, increased horsepower

• Compatibility: Works with factory and aftermarket exhaust

• Installation: Fits left and right-hand drive vehicles

Fitment Guide:

• 2020+ Toyota Supra A90/A91 3.0T

• 2016-2024 BMW M340i & M440i (G20, G22, G26)

• 2016-2024 BMW M240i (F22, F23, G42)

• 2019-2024 BMW X5 40i (G05)

• 2019-2024 BMW Z4 M40i (G29)

• 2016-2024 BMW 540i (G30)

• 2016-2023 BMW 640i GT (G32)

• 2016-2022 BMW 740i (G11, G12)

5-Inch B58 Downpipe – Gen 1 & Gen 2

Features:

• Material: 304 Stainless Steel, smooth bends

• Faster turbo spool and increased power

• Aggressive exhaust note

• Fits both factory and aftermarket exhaust

Fitment Guide: (same as 4.5-inch)

5-Inch B58 Downpipe – Gen 3 (2022+)

Features:

• Material: 304 Stainless Steel

• Optimized for Gen 3 BMW & Supra 3.0T

• Aggressive sound, performance boost

Fitment Guide:

• 2022+ Toyota Supra A90/A91 3.0T

• 2022+ BMW M340i & M440i (G20, G22, G26)

Why Choose Palenon Performance?

• Premium stainless steel construction

• Designed for enthusiasts and tuners

• Boosts horsepower, torque, and turbo response

• Tested for reliability and longevity

Factors to Consider

• Sound – Catless is louder; catted is moderate

• Performance – Catless gives more HP

• Emissions – Catted is emissions-friendly

• CEL – Catless may require tune or delete kit

• Installation – Easy with minimal skills

• Cost – Catless is cheaper but more performance

B58 Downpipes Price List

FAQ

1. Warranty? – Lifetime warranty against manufacturer defects.

2. Horsepower gain? – 25–65 HP depending on model and downpipe type.

3. Why replace stock downpipe? – Increased horsepower, torque, turbo response, and a more aggressive exhaust note.

Final Words

Explore the best BMW B58 downpipes and Supra B58 downpipes at Palenon Performance. For inquiries, email sales@palenonperformance.com.