2016-2021 Infiniti Q50
3.0L V6
  • Cat-Back
  • Street Profile
  • Dual Rear Exit
Part P/N S4400304

2016-2021 Infiniti Q50 3 Inch Cat-Back Exhaust
Dual Rear Exit, Street Profile

Armor Pro Logo

T304 Stainless Steel

T304 Stainless Steel tip

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S4400304

T304 Stainless Steel

  • Lifetime Warranty
  • Best Durability
  • Extreme Conditions

Tip Details

S4400304

T304 Stainless Steel

  • Lifetime Warranty
  • Best Durability
  • Extreme Conditions

Tip Details

Street Profile

Stand out from the crowd

Cruise the highway or hit the track with an MBRP Street Profile exhaust. It’s the perfect mix of aggressive sound when you’re into the throttle without being obnoxious on long drives.

Exhaust Features

  • Cat-Back
  • 3 Inch Exhaust
  • Street Profile
  • Dual Rear Exit
  • 86% flow increase
  • Bolt-on install

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Cruise the highway or hit the track with an MBRP Street Profile exhaust. It’s the perfect mix of aggressive sound when you’re into the throttle without being obnoxious on long drives.

  • Year: 2016-2021
  • Make: Infiniti
  • Model Q50
  • Engine: 3.0L V6
  • Fuel Type: Gasoline
  • Vehicle Configuration: 3.0L Engine Only, RWD, AWD
  • Part Number: S4400304
  • Part Type: Exhaust
  • Type: Cat-Back
  • Tubing Size: 3 Inch
  • Series: Armor Pro
  • Material: T304 Stainless Steel
  • Warranty: Lifetime Warranty
  • Profile: Street Profile

Material Specs:

T304 Stainless Steel

Our industry-leading and most durable material offering, T304 stainless steel cannot rust. Great for extreme climates like snow and salt and off-road use. This comes with a lifetime warranty.


Sound Profiles:

Street Profile

Cruise the highway or hit the track with an MBRP Street Profile exhaust. It’s the perfect mix of aggressive sound when you’re into the throttle without being obnoxious on long drives.


Tips Specs:

Dual Wall, Angle Cut, 4.5-Inch Outlet

Armor Pro Logo

Lifetime Warranty

Armour Pro is our most durable series. Utilizing ultra-tough materials like T304 stainless steel and carbon fiber, any part in this series is going to take whatever you throw at it and keep begging for more.

Bang For Your Buck Value

100% Product Promise

When you buy MBRP, you’ll know that you’re getting the best value because your material options all come with the same high quality craftsmanship in every product. If you’re unsatisfied with your product, reach out and we’ll make it right.

  • Superior craftsmanship

  • DIY installation

  • No-BS customer service