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Product Summary

Universal Fit, 2.5" Tube O.D., Mild Steel, Raw

  • Improve the efficiency of your dual exhaust system by balancing the flow of the exhaust gases
  • Increase engine performance and throttle response while providing a bit of a raspy exhaust tone
  • Kit includes four 45-degree offset bend tubes (14" long, 6" short), 10.5" x 105" X-cross center, and eight clamps
  • X-center features slip fit expanded ends. 45-degree bend tubes will require welding or expansion to connect to existing exhaust
  • Tubing made from mild steel with .065-inch wall thickness
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Key Specs

MFG. Part #91013845
BrandSpeedway Motors
Exhaust Tubing Diameter2-1/2 Inch
Material TypeMild Steel
FinishRaw
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Need To Know

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Speedway Motors 91013845 Details

  • Universal X-pipe exhaust kit to add exhaust crossover to dual exhaust vehicles
  • Manufactured from .065” wall mild steel tubing
  • Kit features pre-formed slip fit center X-pipe to integrate into your exhaust
  • Four 45-degree bend tubing included for connection to existing exhaust
  • Eight exhaust clamps are included for a complete bolt-in upgrade

Increase Low-End Torque and Throttle Response by Adding an Exhaust Crossover

Dual exhaust applications can see a nice bump in low-end torque and better throttle responsiveness when a crossover pipe, or “X-pipe” is installed. This is because the X-style exhaust crossover pipe provides equalization to the exhaust pressure pulses coming from the manifolds or headers. This exhaust pulse scavenging is what helps with the throttle response and torque improvements. X-pipes are also known to create a slightly raspier exhaust note overall versus the old standard H-pipe crossover. The typical X-pipe exhaust system installation will often net a 5-15 horsepower increase, which is usually seen further up the tach than the standard H-pipe power range.

Crafted from .065-inch wall mild steel, our universal X-pipe crossover kit features pre-welded center X assembly that acts as the merged exhaust crossover pipe section. This X-pipe exhaust system center assembly includes expanded openings to allow the installation of the included 45-degree angled exhaust pipes for a weld-free assembly using the included exhaust clamps. The four 45-degree pipes included are designed to provide plenty of pipe length (14 inches on the long end, 6 inches on the short end) for proper placement of the universal X-pipe crossover section. These four pipes are designed to be cut to length on either or both ends as needed to build a custom X-pipe crossover exhaust assembly and as such are not made with expanded ends for slip fit assembly to your existing exhaust system. Once the four pipes are fitted/cut to length you have the option of either welding the assembly into your existing exhaust, or expanding the pipe ends with an exhaust pipe expander and securing with the included clamps.

Speedway Motors 91013845 Specifications

KEY SPECS
MFG. Part #91013845
BrandSpeedway Motors
Exhaust Tubing Diameter2-1/2 Inch
Material TypeMild Steel
FinishRaw
GENERAL
Tube O.D.2.5"
Sold in QuantityKit

Ratings & Reviews

4.7

36 Reviews

Overall Assessment

Customers predominantly praise the product for its quality, durability, and affordability. Users note its robust construction and ease of installation as standout features. Despite occasional comments about initial rust, most found the pipes thick, long-lasting, and providing a tight fit, thereby enhancing the sound quality of vehicles. Complaints mostly concern minor issues, such as the quality of clamps. Many customers have recommended the product as superior to costlier alternatives and expressed their willingness to repurchase, further attesting to its high value for money. Negative feedback, such as poor welding and fragility, seems isolated and not representative of the general opinion.

4.7

36 reviews

5

29

4

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Most Liked Positive Review

4.0

I'd buy this again

Used this for a x pipe on my 67 nova with TCI rear suspension. Kit had plenty of pipe for me and thick enough not to blow holes in from my welder. Quality piece for the diy exhaust kit.

Most Liked Negative Review

3.0

Rusty but I was refunded ASAP

The pipes came with a protective oil and oil wrapped plastic but somehow it rusted regardless Speedway made it right ASAP Always helps to photograph any issue you encounter so Speedway knows how to help you out. Might have helped if I had read Aluminized or not I just assumed they were.

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I would buy this product again.

5.0

27 days ago

Iz

Albuquerque, NM

Verified

Fit together nicely.

Would Recommend

Good product! Perfect fit!

5.0

a month ago

Allen

The beach

Verified

It would have been a good product and gotten 5 stars because it's a good product. The fact that it magically fit the frame cut-outs on my c3 Corvette was extra.

Would Recommend

Yes I would buy again

5.0

5 months ago

dinger

Queensbury ny

Verified

They were awesome no problems at all

Would Recommend

This is a deal.

5.0

8 months ago

Ken

Dallas TX

Verified

In my application, it worked great and met my expectations.

Would Recommend

This is the kit you need...

5.0

11 months ago

JD 62

Newnan, GA.

Verified

Attached to the headers on my "79 Camaro Z/28, ran cutouts then to the mufflers. Just a little bit of trimming and it all went together very well. I would recommend this kit.

Would Recommend

Great product

5.0

a year ago

bisondesignworks

Portales

Verified

good

Would Recommend

I would buy these again

5.0

a year ago

bob

51534

Verified

Used these on a previous project and worked great

Would Recommend

Exhaust made easy!

5.0

a year ago

Legs Diamond

Salem, OR

Verified

This made for such an easy exhaust system.

Would Recommend

I'm glad i saw this browsing their website

5.0

a year ago

TBONE

BOISE ID

Verified

i used this on a 1963 chevy ii nova that had headers, was scrambling to figure out how to build my own x-pipe. this pc solved all my issues and fit perfect.

Would Recommend

Definitely would and probably will buy this product again.

5.0

a year ago

Tennessee

Heiskell, Tn

Verified

Installed on my 1973 Gran Torino it fit very well. Did the installation in my driveway on jack stands with no problem. Will definitely recommend it to anyone that wants a X pipe.

Would Recommend

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