# Yanmar GM Mixing Elbow 124070-13520 (128370-13600) Cast 316 Stainless Replacement HDI GM

Cast 316 Stainless Steel Exhaust Mixing Elbow for Yanmar 1GM, 2GM, 1GM10, 3GM30, 3HM, 3HM35F, 2GMF, 3HMF, 3GNF, 2GM20F, YSM12, 2QM,3QM

Replaces Yanmar 104214-13521, 124070-13520, 128370-13600, 128270-13600.

Includes elbow joint (Yanmar 104214-13580).

Sea Water Inlet Size: 3/8" ( Hose fitting not included)

Refer to **HDI GMP** (128370-13600) for hose fitting sold separately.

Discharge Diameter: 2" with 1-1/4 " BSPT ID

Should you need Riser kit which includes the bend elbow for GM Models, see - **HDI GM KIT**

This Mixing Elbow is also used on some 2YM / 3YM models together with Bend Elbow 128992-13610 if required refer / add **HDI-YML**

This is a non-OEM, aftermarket part **HDI GM.**

## Details

- **Price:** 450.0 AUD
- **Vendor:** HDI Marine
- **Tags:** Sawley’s AAM Aftermarket – Exhaust Elbows Mixers & Risers – Yanmar HDI | Marine Exhaust Elbows Risers & Mixing Elbows

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 450.00 AUD | In stock |

## Images

- Yanmar GM Mixing Elbow 124070-13520 (128370-13600) Cast 316 Stainless Replacement HDI GM
- Yanmar GM Mixing Elbow 124070-13520 (128370-13600) Cast 316 Stainless Replacement HDI GM

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/yanmar-gm-mixing-elbow-124070-13520-128370-13600-cast-316-stainless-replacement-hdi-gm)
> Updated: 2026-06-23