Timing Chain Kit Fit 04-06 Buick Cadillac CTS SRX STS Saab Suzuki 3.6L DOHC 24V Mufflers Elbow has a threaded bung

Elbow has a threaded bung in it for an oxygen (O2) sensor

Manufacturer Part Number: E11403601CP

Manufacturer Part Number: ECCPP066041

Interchange Part Number: 23518588

2 Timing Chains (upper)

Timing Chain Kit Fit 04-06 Buick Cadillac CTS SRX STS Saab Suzuki 3.6L DOHC 24V Mufflers Elbow has a threaded bungTiming Chain Kit Fit 04 06 Buick Cadillac CTS SRX STS Saab Suzuki 3. 6L DOHC 24V. Utilizes the latest in design and material technology, ensuring quiet and maintenance free experience. Specialized designs yield significant and noticeable improvements to your car engine. Replace OE Part : 12597414, 12590921, 12589011, 12597307, 12609260, 12609262, 12609258, 12597416, 12597417, 12597418, 12623514, 12623513 Timing Chain Kit Fit 04 06 Buick Cadillac CTS