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Dynomax 39495 Ultra Flo Cat-Back Exhaust System 2009+ GM Pickup 4.8L/5.3L

(2009-2013 Chevrolet Silverado 1500; 2009-2013 GMC Sierra 1500)

Manufacturer

Picture for manufacturer Dynomax

Part Number

39495
13 reviews
Sale Price

$489.01

3 left at this price

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Usually delivered within 2 days

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Product Details

The Dynomax 39495 Ultra Flo cat-back exhaust system is engineered for 2009+ GM pickup trucks equipped with 4.8L or 5.3L engines. This complete stainless steel exhaust system delivers enhanced performance and a deep, aggressive exhaust note while maintaining excellent durability.

Key Features:

  • 100% welded stainless steel construction for maximum corrosion resistance and longevity
  • Ultra Flo straight-through muffler design flows up to 2,000 SCFM and supports up to 2,000 horsepower
  • Exclusive Continuous Roving Fiberglass (CRF) Technology reduces interior drone while producing a deep performance tone
  • Unrestricted design maximizes exhaust flow for improved horsepower and torque
  • Bolt-on installation for easy, direct-fit replacement of factory exhaust
  • Emissions-legal performance system
  • Backed by Limited Lifetime Warranty and 90-Day Performance & Sound Guarantee

This complete cat-back system includes everything needed for installation, from the catalytic converter outlet to the rear exit. The Ultra Flo welded muffler technology provides the perfect balance of performance gains and premium sound quality without excessive cabin resonance.

Products specifications

Fits

2009-2013 Chevrolet Silverado 1500; 2009-2013 GMC Sierra 1500

Exit Location

Passenger side

Exit Quantity

One

Inlet Quantity

One

Intermediate Pipe Diameter (in)

3.000 in.

Muffler Configuration

Single inlet/Single outlet

Muffler Finish

Natural

Muffler Included

Yes

Muffler Material

Stainless steel

Muffler Quantity

One

Muffler Style

Perforated tube

Notes

Fits models with 143.5 in. wheelbase.

Quantity

Sold as a kit.

System Finish

Natural

System Material

Stainless steel

System Style

Cat-back

Tailpipe Diameter (in)

3.000 in.

Tip Cut

Slant

Tip Edge Style

Rolled edge

Tip Finish

Polished

Tip Included

Yes

Tip Quantity

Single

Tip Shape

Round

Exhaust System Type

Cat Back

Pipe Diameter (in)

3

Pipe Finish

Bare

Pipe Material

Stainless Steel

Muffler Quantity

1

Inlet Quantity

1

Bend Type

Mandrel

System Type

Cat Back

Oxygen Sensor Bung Included

No

Muffler Type included

Ultra Flo Welded

Kit Contents

Intermediate Pipe, Muffler, Tail Pipe, Tip, Clamps

Pipe Diameter

3

Pipe Finish

Natural

Mounting Hardware Included

Yes

System Type

Single

Body Length

20

Muffler Finish

Bare

Tip Outlet Size

4

Single or Dual

Single

Tip Material

Stainless Steel

Grade Type

Performance

Exit Location

Angle

Outlet Quantity

1

Body Finish

Natural

X

Good

Thanks

Am satisfied

Excellent

I got my tires in a timely matter. Finding my order, paying and ordering was easy. I was fully happy with my order.

Amazing service. Fast shipping!

So far in a word: perfect

Order 11001 was placed on Thurday and was shipped out on Monday. The item was cheaper than anywhere else on the web. I look forward to getting my new side steps. Thanks Autoplicity.

Great Price and Fast Shipping

Easy ordering and the best price I could find on the internet. However, I wouldn't have found this part by looking on the Autoplicity web site! The only way it showed up was doing a google search for that specific part.

I ordered a windshield wiper fluid reservoir. It came on time and was the product I needed. It fit perfectly and works great.

Best price available on the web. Fast shipping!

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