SKU: 54242395474

JBA Exhaust Headers for Ford Mustang V8 289 CID for 1964-1970 - 6651S

Sale price$282.15 Regular price$313.50
Save 10%

Pay in installments of $78.38 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 29 - Aug 3

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

JBA Exhaust Headers for Ford Mustang V8 289 CID for 1964-1970 - 6651SOverview: 65 70 Mustang Tri Y 260 302 Raw 409 JBA long tube headers are the number one choice for maximum performance gains and high RPM efficiency. Available in 409 or 304 Series Stainless Steel. These long tube designs are dyno and race proven to deliver the greatest possible increase in horsepower and torque throughout the RPM range. All JBA long tube headers feature large mandrel bent stainless steel primary tubes, oversized exhaust ports, extra

Overview:

65-70 Mustang Tri Y 260-302 Raw 409

JBA long tube headers are the number one choice for maximum performance gains and high RPM efficiency. Available in 409 or 304 Series Stainless Steel. These long tube designs are dyno and race proven to deliver the greatest possible increase in horsepower and torque throughout the RPM range. All JBA long tube headers feature large mandrel-bent stainless steel primary tubes, oversized exhaust ports, extra thick 3/8 one-piece flanges, and proprietary JBA Firecone® merged collectors for smooth flow. Each system is designed to give the maximum amount of ground clearance possible, so lowered cars do not drag the collectors.

Features:

  • 3/8" thick CNC laser-cut flanges
  • Patented JBA Firecone® collector
  • O2 sensor provisions
  • Large diameter mandrel-bent steel tubes
  • Oversized exhaust ports
  • Specs:

  • Brand: JBA Performance
  • California Proposition 65: WARNING: This product can expose you to chemicals including chromium, which is know to the State of California to cause cancer or birth defects of other reproductive harm. For more information, visit www.p65warnings.ca.gov
  • Catalytic Converter(s) Included: No
  • Collector Diameter: 2.5
  • Collector Port Diameter: 2.5
  • Collector Reducers Included: Yes
  • Color: Grey
  • Design: Full-length
  • Finish: Uncoated
  • Flange Thickness: 46089
  • Gasket Or Seal Included: Yes
  • Gaskets Included: Yes
  • Grade Type: Performance
  • Header Material: 409 Stainless Steel
  • Header Style: Full-length
  • Mounting Hardware Included: Yes
  • Oxygen Sensor Port: No
  • Primary Tube Outside Diameter: 1.75
  • Primary Tubing Diameter: 1.75
  • Sheen Level: Matte
  • Tube Wall Thickness: 0.059
  • Part Number: 6651S
  • Applications:

    • 1964-1968 Ford Mustang 289 CID
    • 1968-1970 Ford Mustang 302 CID
  • Emissions:

    • This product is Legal for use on Pre-Pollution Controlled Vehicles. It is legal for use on all vehicles produced Before Emissions Control Regulations were imposed. These are considered Uncontrolled Vehicles and are defined as follows
      • 1965 and Older US Manufactured California Certified Vehicles
      • 1967 and Older US Manufactured Federally Certified Vehicles
      • 1967 and Older Foreign Manufactured Vehicles

    Instructions:

    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 54242395474

    Discover Niche Categories That Outsell

    Top-Converting Item to Boost Your Average Order

    4.2 ★★★★★
    Based on 11 reviews
    Sort
    Highest Rating
    Newest First
    Oldest First
    Product Reviews
    D
    Verified Purchase
    DILLO
    West Palm Beach, US
    ★★★★★ 5
    Order a size up
    Snug fit. Need a XL
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on July 20, 2025
    M
    Verified Purchase
    MGreen
    Lexington, US
    ★★★★★ 1
    Dirty and used product stained
    Color: Black, White, Dark Gray, Size: Medium
    Tshirts were used and dirty
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 5, 2026
    A
    Verified Purchase
    Anisa
    Draper, US
    ★★★★★ 3
    Good material but runs small.
    Runs small, even with a 2x for son who takes a large and wanted extra room.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on July 19, 2025
    D
    Verified Purchase
    Donald R. Owen
    Boise, US
    ★★★★★ 4
    Pretty colors
    Color: Black, Navy Blue, Wine Red, Size: Medium
    Don’t fit snuggly around the neck. They are soft but synthetic.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on October 28, 2025
    S
    Verified Purchase
    SAM Alrobye
    Chelsea, US
    ★★★★★ 5
    Very good
    I like it
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on July 24, 2025

    recommand products