Stainless Headers Mfg, Inc. - 321 Stainless Steel Merge Collectors
Our 321 Stainless Steel merge collectors are handmade using USA bends. Engineered to obtain the high flow and velocity only available in a true merge collector, these units are available in 2-1, 3-1, 4-1, 5-1, 6-1, and 8-1 configurations for any application. Every unit is purge tig welded and incorporates a transition spike that is internally blended, making the transition from the primary tube to the collector as smooth as possible. This smooth transition maintains exhaust velocity, improving volumetric efficiency.
321 Stainless Steel Performance Merge Collectors: 2 3/8" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are ...
Description:
321 Stainless Steel Performance Merge Collectors: 2 3/8" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are...More Details »
Item #: SHM-MC-6-238-321
Condition: New
Price: $580.00
2 3/8" Primary 6 into 1 Performance Merge Collector-18ga 304ssNew
2 3/8" Primary 6 into 1 Performance Merge Collector-18ga 304ss
All 18ga Merge Collectors are Build-To-Order. Current lead times are 3-5 days.
Price: $669.95
2 3/8" Primary 8 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 2 3/8" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 2 3/8" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-8-238-321
Condition: New
Price: $815.00
2" Primary 2 into 1 Performance Merge Collector-16ga 321ssNew
2" Primary 2 into 1 Performance Merge Collector-16ga 321ss
Description: 2" Primary 5 into 1 Performance Merge Collector-18ga 321ss
Item #: SHM-MC-5-200-321-049
Condition: New
Not Available
All 18ga Merge Collectors are Build-To-Order. Current lead times are 3-5 days.
Price: $575.95
2" Primary 6 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 2" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig welded ...
Description:
Performance Slip-On Merge Collectors: 2" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig welded...More Details »
Item #: SHM-MC-6-200-321
Condition: New
Price: $515.00
2" Primary 6 into 1 Performance Merge Collector-18ga 321ssNew
2" Primary 6 into 1 Performance Merge Collector-18ga 321ss
Description: 2" Primary 6 into 1 Performance Merge Collector-18ga 321ss
Item #: SHM-MC-6-200-321-049
Condition: New
Not Available
All 18ga Merge Collectors are Build-To-Order. Current lead times are 3-5 days.
Price: $648.95
2" Primary 8 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 2" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig welded ...
Description:
Performance Slip-On Merge Collectors: 2" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig welded...More Details »
Item #: SHM-MC-8-2-321
Condition: New
Price: $750.00
2" Primary 8 into 1 Performance Merge Collector-18ga 321ssNew
2" Primary 8 into 1 Performance Merge Collector-18ga 321ss
Description: 2" Primary 8 into 1 Performance Merge Collector-18ga 321ss
Item #: SHM-MC-8-2-321-049
Condition: New
Not Available
All 18ga Merge Collectors are Build-To-Order. Current lead times are 3-5 days.
Price: $944.95
Tri-Y Merge Collectors: Design Your Own!New
Dial in your very own Tri-Y merge collectors. Pick your Primary Size, Secondary Size, Secondary Length, Final Collector Merge Size, Final Collector Outlet Size, and Final Collector Outlet length. W...
Description: Dial in your very own Tri-Y merge collectors. Pick your Primary Size, Secondary Size, Secondary Length, Final Collector Merge Size, Final Collector Outlet Size, and Final Collector Outlet length....More Details »
Item #: SHM-MC-TRIY
Condition: New
Tri-Y Collector Sets are Built-to-Order. Current Lead times are 2 weeks
Price: $327.95
1 1/2" Primary 2 into 1 Performance Merge Collector-16ga 321ssNew
1 1/2" Primary 2 into 1 Performance Merge Collector-16ga 321ss
1 1/2" Primary 5 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 1/2" 5 into 1- 16ga (.063") Our 4 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 1/2" 5 into 1- 16ga (.063") Our 4 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-5-150-321
Condition: New
Price: $427.00
1 1/2" Primary 6 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 1/2" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 1/2" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-6-150-321
Condition: New
Price: $499.00
1 1/2" Primary 8 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 1/2" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 1/2" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-8-150-321
Condition: New
Price: $650.00
1 3/4" Primary 2 into 1 Performance Merge Collector-16ga 321ssNew
1 3/4" Primary 2 into 1 Performance Merge Collector-16ga 321ss
1 3/4" Primary 5 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 3/4" 5 into 1- 16ga (.063") Our 5 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 3/4" 5 into 1- 16ga (.063") Our 5 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-5-175-321
Condition: New
Price: $451.00
1 3/4" Primary 8 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 3/4" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 3/4" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-8-175-321
Condition: New
Price: $725.00
1 5/8" Primary 2 into 1 Performance Merge Collector-16ga 321ssNew
1 5/8" Primary 2 into 1 Performance Merge Collector-16ga 321ss
1 5/8" Primary 5 into 1 Performance Merge Collector-16ga 304ssNew
Performance Slip-On Merge Collectors: 1 5/8" 5 into 1- 16ga (.063") Our 5 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 5/8" 5 into 1- 16ga (.063") Our 5 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-5-163-321
Condition: New
Price: $438.00
1 5/8" Primary 6 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 5/8" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 5/8" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-6-163-321
Condition: New
Price: $505.00
1 5/8" Primary 8 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 5/8" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 5/8" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-8-158-321
Condition: New
Price: $700.00
1 7/8" Primary 2 into 1 Performance Merge Collector-16ga 321ssNew
1 7/8" Primary 2 into 1 Performance Merge Collector-16ga 321ss
1 7/8" Primary 5 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 7/8" 5 into 1- 16ga (.063") Our 5 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 7/8" 5 into 1- 16ga (.063") Our 5 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-5-188-321
Condition: New
Price: $456.00
1 7/8" Primary 6 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 7/8" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 7/8" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-6-188-321
Condition: New
Price: $515.00
1 7/8" Primary 8 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 1 7/8" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 1 7/8" 8 into 1- 16ga (.063") Our 8 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-8-188-321
Condition: New
Price: $740.00
2 1/2" Primary 2 into 1 Performance Merge Collector-16ga 321ssNew
2 1/2" Primary 2 into 1 Performance Merge Collector-16ga 321ss
All 18ga Merge Collectors are Build-To-Order. Current lead times are 3-5 days.
Price: $593.95
2 1/2" Primary 5 into 1 Performance Merge Collector-16ga 321ssNew
Performance Slip-On Merge Collectors: 2 1/2" 5 into 1- 16ga (.063") Our 5 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig wel...
Description:
Performance Slip-On Merge Collectors: 2 1/2" 5 into 1- 16ga (.063") Our 5 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are purge tig...More Details »
Item #: SHM-MC-5-250-321
Condition: New
Price: $500.00
2 1/2" Primary 5 into 1 Performance Merge Collector-18ga 321ssNew
2 1/2" Primary 5 into 1 Performance Merge Collector-18ga 321ss
321 Stainless Steel Performance Merge Collectors: 2 1/2" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are ...
Description:
321 Stainless Steel Performance Merge Collectors: 2 1/2" 6 into 1- 16ga (.063") Our 6 into 1- 16ga (.063") merge collectors are machined and hand fit to perfection. From there they are...More Details »
Our 321 Stainless Steel merge collectors are handmade using USA bends. Engineered to obtain the high flow and velocity only available in a true merge collector, these units are available in 2-1, 3-1, 4-1, 5-1, 6-1, and 8-1 configurations for any application. Every unit is purge tig welded and incorporates a transition spike that is internally blended, making the transition from the primary tube to the collector as smooth as possible. This smooth transition maintains exhaust velocity, improving volumetric efficiency.