Mazda RX7 FD3S Rear Iron Coolant Air Bleeder Kit (OEM and Xcessive LIM)
4.5 (1,234)
Sold 100+ last 30 days
20% off first order
$135.00
Color
Black
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Quantity
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Description
Many FD3S owners remove the coolant line that runs to the throttle body and thermowax as it simplifies and cleans up the lines under the UIM. In addition, its unnecessary unless you are trying to start your FD in subzero temps as that cool...
Reviews
4.7
3 ratings
5
4
3
2
1
Works great!
Max · November 18, 2025
Coolant air bleeder install
I use a radium fuel rail. AN fittings take some more place. But with adjustable hose, cut after own decision, there’s possibility’s to fit it without any problem.
Good upgrade. I wish it was 5mm longer bolts to even use engine lift point bracket there as well.
That’s why I rate 4 stars. Except that it is a 5 star product.
Cheers
S
Samuel · August 18, 2024
Great fitment 👍😊😊
It fits great. I just had to cut the silicone hose 1” short to make it sit flush. It doesn’t rub against my aeromotive fuel pressure regulator and gauge. There’s about 1/4 inch gap in between the hose and FPR.