Outdated Internet Browser Detected

The Internet Browser you are using cannot establish a secure connection to SummitRacing.com which will prevent you from being able to Log In or Checkout. This is most likely because SSL 3.0 is your default SSL setting. This makes you vulnerable to the "POODLE exploit" and to ensure your security, it is not allowed on our site. Please change your browser security settings to not allow SSL 3.0 or attempt to update your browser using these links.

Header Reducers & Extensions

You Have Selected

Display Options

Select the navigation view you prefer when narrowing your search.

Narrow Your Results

Catalog Quick Order:

Already know the part number you need?
Click here to enter them directly into your cart.

The Ultimate Gift for Gearheads!
In-Store Pickup Location Close
Summit Racing

Benefits of Buying Through Us

  • Fast Shipping

    Learn More

  • Tech Advice

    Learn More

  • Easy Returns

    Learn More

  • See Details

Results 71 - 80 of 287

In-Store Pickup Location Select

Hedman Hedders 21103 - Hedman Header Reducers

Click here for more information about Hedman Hedders 21103 - Hedman Header Reducers

Header Reducers, 3-Bolt Flange, 3 in. Inlet, 2.5 in. Outlet, Steel, Natural, Pair

Not Yet Reviewed

Part Number: HED-21103 More Detail...

Estimated Ship Date: Today

$20.97

Patriot Exhaust H7244 - Patriot Collector Reducers

Click here for more information about Patriot Exhaust H7244 - Patriot Collector Reducers

Header Collector Reducers, Steel, Zinc Plated, 3-Bolt, 3.00 in. Diameter, Composite Gaskets, Pair

(3)

Part Number: PTE-H7244 More Detail...

Estimated Ship Date: Today

$20.97

Hedman Hedders 21118 - Hedman Header Reducers

Click here for more information about Hedman Hedders 21118 - Hedman Header Reducers

Header Reducers, 3-Bolt Flange, 3 in. Inlet, 3 in. Outlet, Steel, Natural, Pair

Not Yet Reviewed

Part Number: HED-21118 More Detail...

Estimated Ship Date: Today

$22.97

Hedman Hedders 21112 - Hedman Header Reducers

Click here for more information about Hedman Hedders 21112 - Hedman Header Reducers

Header Reducers, Ball and Socket Flange, 3 in. Inlet, 2.5 in. Outlet, Steel, Aluminized, Pair

(1)

Part Number: HED-21112 More Detail...

Estimated Ship Date: Today

$28.97

Summit Racing SUM-G4750SS - Summit Racing® Exhaust Reducer Kits

Click here for more information about Summit Racing SUM-G4750SS - Summit Racing® Exhaust Reducer Kits

Header Reducers, 3-Bolt Flange, 3 in. Inlet, 2.25 in. Outlet, Stainless Steel, Natural, Pair

(1)

Part Number: SUM-G4750SS More Detail...

Estimated Ship Date: Today

$32.97

Summit Racing SUM-G4757ID - Summit Racing® Exhaust Reducer Kits

Click here for more information about Summit Racing SUM-G4757ID - Summit Racing® Exhaust Reducer Kits

Header Reducers, 3-Bolt Flange, 3.5 in. Inlet, 2.5 in. Outlet, Steel, Natural, Pair

Not Yet Reviewed

Part Number: SUM-G4757ID More Detail...

Estimated Ship Date: Today

$29.97

Hooker Headers 110401HKR - Hooker Reducers

Click here for more information about Hooker Headers 110401HKR - Hooker Reducers

Header Reducers, 3-Bolt Flange, 3 in. Inlet, 2.5 in. Outlet, Steel, Ceramic Coated, Pair

Not Yet Reviewed

Part Number: HOK-110401HKR More Detail...

Estimated Ship Date: Today

$84.95

$78.57

  • On Sale

    Warning! Hurry sale prices won’t last long so take advantage of these Summit Racing Equipment values now!

Summit Racing SUM-670164 - Summit Racing® Header Extensions

Click here for more information about Summit Racing SUM-670164 - Summit Racing® Header Extensions

Header Collector Extensions, 3-Bolt, 3.50 in. Diameter, 12.0 in. Length, Gaskets, Fasteners, Pair

Not Yet Reviewed

Part Number: SUM-670164 More Detail...

Estimated Ship Date: Today

$49.97

Summit Racing SUM-670161 - Summit Racing® Header Extensions

Click here for more information about Summit Racing SUM-670161 - Summit Racing® Header Extensions

Header Collector Extensions, 3-Bolt, 2.50 in. Diameter, 18.0 in. Length, Gaskets, Fasteners, Pair

(1)

Part Number: SUM-670161 More Detail...

Estimated Ship Date: Today

$50.97

Hedman Hedders 21133 - Hedman Oxygen Sensor Reducers

Click here for more information about Hedman Hedders 21133 - Hedman Oxygen Sensor Reducers

Header Reducer, with Oxygen Sensor Bung, 3-Bolt Flange, 3 in. Inlet, 3 in. Outlet, Steel, Painted, Each

Not Yet Reviewed

Part Number: HED-21133 More Detail...

Estimated Ship Date: Today

$17.97

View Compare

Page 8 of 29

Close