cat-back

MagnaFlow Exhaust Products 16586 - Touring Series Performance Cat-Back Exhaust System

rating-star review rating-star review 1rating-star review 2rating-star review 3rating-star review 4

Unavailable

This product is currently unavailable.

Check to see if this fits your vehicle

This part fits

  1. 2006 Audi S4
  2. 2005 Audi S4
  3. 2004 Audi S4
Authorized Dealer

About this product

Part #: 16586

Made in the USA and engineered to last, for those seeking increased performance and better economy, MagnaFlow Touring Series Performance Exhaust systems deliver the smooth deep sound you want and the wide-open performance power you need. Our exhaust systems feature straight-through flow designs for the ultimate in unrestricted horsepower and torque for big power while maintaining exhaust efficiency. These systems are an engineered balance of interior and exterior noise levels and are tested against SAE j1169 standards.

More Details

Attachment TypeClamp-On
Exhaust Pipe MaterialStainless
Exhaust TypeDual
Exit QuantityDual
Exit StyleDual Split Rear
FinishStainless
Inlet Connection TypeClamp-On
Inlet Inside Diameter2.500 in.
Main Piping Diameter2.500 in.
MaterialStainless
Muffler Body Diameter4.000 in. x 4.000 in.
Muffler Body FinishPolished
Muffler Body Height4.000 in.
Muffler Body Length14.000 in.
Muffler Body ShapeRound
Muffler Body Width4.000 in.
Muffler Count4
Muffler FinishPolished
Muffler TypeStraight-Through
Outlet Outside Diameter4.000 in.
Pipe MaterialStainless Steel
SeriesTouring
Sound LevelModerate
System TypeCat Back
Tip Diameter4.000 in.
Tip Length7.250 in.
Tip MaterialStainless Steel
Tip ShapeRound
Tip TypeWelded;Double Wall;Angle Cut;Rolled Edge;Resonated
Tubing Diameter2.500 in.
Additional Documents
  1. Installation Instructionspdf

See what our community says about magnaflow-exhaust-products products

Lukasz Barszczak

542

Lukasz Barszczak
1987 Nissan 300ZX
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
Needed new exhaust installed
Is this your first time buying from this brand? Did you consider other brands?
Yes
Was it easy to install? Any installation tips that will help others?
Professional exhaust shop installed the parts
Once you've had a chance to use the product, did it meet your expectations?
YES, exhaust note improved dramatically!
Any additional comments?
I opted for a smaller muffler, and a 2.5 inch pipe
View on Lukasz's build
Houston Vaughn

325

Houston Vaughn
2015 Ford Mustang
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
Price, sound, experience with this product before, dealer recommended.
Is this your first time buying from this brand? Did you consider other brands?
No, long patron of this brand but first time with the competition series.
Was it easy to install? Any installation tips that will help others?
I had it professionally installed, but the Technician did not seem to run into any problems.
Once you've had a chance to use the product, did it meet your expectations?
Great bang for the buck, $300 including the install.
Any additional comments?
This isn't the cat back system, the Technician cut out the stock mufflers and replaced it with the MagnaFlow Competition mufflers.
View on Houston's build
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
Is this your first time buying from this brand? Did you consider other brands?
yes first time buying
Was it easy to install? Any installation tips that will help others?
Mostly easy had a little fitment issues.
View on Kevin's build
Matthew Rogers

85

Matthew Rogers
2016 Ford Mustang
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
Friend recommended me to buy
Is this your first time buying from this brand? Did you consider other brands?
Yes and yeh borla ataks
Was it easy to install? Any installation tips that will help others?
Performance company installed it. Either do it yourself or let a exhaust place install it for cheap
Once you've had a chance to use the product, did it meet your expectations?
Yes surpased my expectations
View on Matthew's build
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
2.5" in/out, legal in California
View on Adam's build
California prop 65 warningWARNING: Cancer and Reproductive Harm www.p65warnings.cs.gov

*Some manufacturer restrictions apply.

About MagnaFlow Exhaust Products

MagnaFlow is a performance exhaust business through and through, yet they've embraced the importance of the technological developments over the past 30 and spent those years evolving the CarSound Catalytic Converter business into what it is today. Today that technology is applied to all of their high performance exhaust products, from cat-back systems and universal mufflers to catalytic converters. MagnaFlow stakes their 30 year reputation for excellence on every product they sell - a claim made possible only through extensive testing and stringent quality assurance methods. But you've come to expect nothing less from them and they’re proud to deliver.

shipping-worldwide from warehouse

we ship worldwide!

Based in California with 3 warehouses across the country, we’re sending out shipments everyday of the week, even Saturdays. Because your next mod shouldn’t have to wait.

+ FREE GROUND SHIPPING ON U.S. ORDERS OVER $99
Globe international shipping icon
Have a question? Ask an Expert!

Finding the best parts can be tricky

- but not to worry! Our team of experienced American Muscle, JDM, Euro, and off-road tuners are ready to answer your questions (as long as we’re not in the garage wrenching on our own builds).

Decorative testimonal quote icon

What do you get when you mix Facebook, Amazon, and your favorite online car forum? You get Wheelwell.com.

undefined supporting their testimonial

Hot Rod Magazine

Decorative testimonal quote icon

Wheelwell helps you organize all your stuff for your car, I’ve loaded all my cars on Wheelwell and you can see all the parts I’ve put in them and that may help you make a decision with your own build.

Matt Farah supporting their testimonial

Matt Farah

The Smoking Tire / The Drive

Decorative testimonal quote icon

This is an awesome new site where enthusiasts can get together and figure out what products work best on their ride.

undefined supporting their testimonial

The Truck Show Podcast